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October 28, 2020 20:07
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| Month | Price | Percent change | |
|---|---|---|---|
| 10/1/2020 | 3374.70 | 0.27 | |
| 9/1/2020 | 3365.52 | -0.77 | |
| 8/1/2020 | 3391.71 | 5.41 | |
| 7/1/2020 | 3217.73 | 2.80 | |
| 6/1/2020 | 3130.20 | 5.76 | |
| 5/1/2020 | 2959.74 | 5.71 | |
| 4/1/2020 | 2799.99 | 4.83 | |
| 3/1/2020 | 2670.92 | -18.89 | |
| 2/1/2020 | 3293.02 | -0.30 | |
| 1/1/2020 | 3302.94 | 2.79 | |
| 12/1/2019 | 3213.14 | 2.41 | |
| 11/1/2019 | 3137.62 | 4.33 | |
| 10/1/2019 | 3007.44 | -0.38 | |
| 9/1/2019 | 3018.85 | 2.84 | |
| 8/1/2019 | 2935.45 | -3.29 | |
| 7/1/2019 | 3035.20 | 3.49 | |
| 6/1/2019 | 2932.76 | 1.22 | |
| 5/1/2019 | 2897.36 | -1.90 | |
| 4/1/2019 | 2953.46 | 3.01 | |
| 3/1/2019 | 2867.03 | 1.21 | |
| 2/1/2019 | 2832.70 | 5.21 | |
| 1/1/2019 | 2692.39 | 1.37 | |
| 12/1/2018 | 2656.06 | -5.42 | |
| 11/1/2018 | 2808.37 | -1.91 | |
| 10/1/2018 | 2862.93 | -4.17 | |
| 9/1/2018 | 2987.46 | 1.41 | |
| 8/1/2018 | 2945.91 | 2.24 | |
| 7/1/2018 | 2881.35 | 1.42 | |
| 6/1/2018 | 2841.02 | 1.79 | |
| 5/1/2018 | 2790.94 | 1.38 | |
| 4/1/2018 | 2752.89 | -2.21 | |
| 3/1/2018 | 2815.02 | -0.31 | |
| 2/1/2018 | 2823.88 | -3.47 | |
| 1/1/2018 | 2925.44 | 4.14 | |
| 12/1/2017 | 2809.10 | 2.79 | |
| 11/1/2017 | 2732.92 | 1.43 | |
| 10/1/2017 | 2694.41 | 2.64 | |
| 9/1/2017 | 2625.14 | 0.96 | |
| 8/1/2017 | 2600.27 | -0.21 | |
| 7/1/2017 | 2605.81 | 0.90 | |
| 6/1/2017 | 2582.67 | 1.52 | |
| 5/1/2017 | 2543.97 | 1.44 | |
| 4/1/2017 | 2507.84 | -0.61 | |
| 3/1/2017 | 2523.28 | 1.50 | |
| 2/1/2017 | 2485.95 | 2.09 | |
| 1/1/2017 | 2435.13 | 0.68 | |
| 12/1/2016 | 2418.65 | 3.74 | |
| 11/1/2016 | 2331.52 | 1.18 | |
| 10/1/2016 | 2304.27 | -0.80 | |
| 9/1/2016 | 2322.94 | -0.85 | |
| 8/1/2016 | 2342.83 | 0.93 | |
| 7/1/2016 | 2321.17 | 3.29 | |
| 6/1/2016 | 2247.30 | 0.56 | |
| 5/1/2016 | 2234.84 | -0.88 | |
| 4/1/2016 | 2254.74 | 2.17 | |
| 3/1/2016 | 2206.93 | 5.72 | |
| 2/1/2016 | 2087.60 | -0.82 | |
| 1/1/2016 | 2104.88 | -6.75 | |
| 12/1/2015 | 2257.23 | -0.94 | |
| 11/1/2015 | 2278.59 | 2.97 | |
| 10/1/2015 | 2212.79 | 4.18 | |
| 9/1/2015 | 2123.97 | -4.53 | |
| 8/1/2015 | 2224.77 | -2.45 | |
| 7/1/2015 | 2280.73 | -0.25 | |
| 6/1/2015 | 2286.49 | -0.95 | |
| 5/1/2015 | 2308.32 | 0.30 | |
| 4/1/2015 | 2301.33 | 0.51 | |
| 3/1/2015 | 2289.64 | -0.70 | |
| 2/1/2015 | 2305.71 | 2.22 | |
| 1/1/2015 | 2255.65 | -0.80 | |
| 12/1/2014 | 2273.91 | 1.05 | |
| 11/1/2014 | 2250.34 | 6.11 | |
| 10/1/2014 | 2120.73 | -2.56 | |
| 9/1/2014 | 2176.51 | 1.54 | |
| 8/1/2014 | 2143.51 | -0.42 | |
| 7/1/2014 | 2152.55 | 1.38 | |
| 6/1/2014 | 2123.34 | 2.84 | |
| 5/1/2014 | 2064.67 | 1.02 | |
| 4/1/2014 | 2043.91 | -0.29 | |
| 3/1/2014 | 2049.84 | 1.90 | |
| 2/1/2014 | 2011.58 | -0.66 | |
| 1/1/2014 | 2024.93 | 0.43 | |
| 12/1/2013 | 2016.20 | 1.37 | |
| 11/1/2013 | 1989.00 | 3.90 | |
| 10/1/2013 | 1914.26 | 2.21 | |
| 9/1/2013 | 1872.85 | 0.91 | |
| 8/1/2013 | 1856.05 | -0.04 | |
| 7/1/2013 | 1856.71 | 3.04 | |
| 6/1/2013 | 1801.89 | -1.52 | |
| 5/1/2013 | 1829.72 | 4.22 | |
| 4/1/2013 | 1755.69 | 1.39 | |
| 3/1/2013 | 1731.68 | 2.28 | |
| 2/1/2013 | 1693.08 | 1.33 | |
| 1/1/2013 | 1670.93 | 3.78 | |
| 12/1/2012 | 1610.09 | 2.27 | |
| 11/1/2012 | 1574.39 | -2.55 | |
| 10/1/2012 | 1615.60 | -0.35 | |
| 9/1/2012 | 1621.26 | 2.39 | |
| 8/1/2012 | 1583.40 | 2.64 | |
| 7/1/2012 | 1542.67 | 2.91 | |
| 6/1/2012 | 1499.04 | -1.18 | |
| 5/1/2012 | 1516.96 | -3.14 | |
| 4/1/2012 | 1566.20 | -0.50 | |
| 3/1/2012 | 1574.11 | 1.94 | |
| 2/1/2012 | 1544.11 | 3.54 | |
| 1/1/2012 | 1491.38 | 4.15 | |
| 12/1/2011 | 1432.00 | 1.63 | |
| 11/1/2011 | 1409.05 | 1.68 | |
| 10/1/2011 | 1385.82 | 3.05 | |
| 9/1/2011 | 1344.77 | -1.11 | |
| 8/1/2011 | 1359.92 | -10.80 | |
| 7/1/2011 | 1524.60 | 2.85 | |
| 6/1/2011 | 1482.31 | -3.71 | |
| 5/1/2011 | 1539.41 | 0.04 | |
| 4/1/2011 | 1538.79 | 1.42 | |
| 3/1/2011 | 1517.27 | -2.21 | |
| 2/1/2011 | 1551.60 | 2.50 | |
| 1/1/2011 | 1513.81 | 2.82 | |
| 12/1/2010 | 1472.29 | 3.38 | |
| 11/1/2010 | 1424.17 | 2.29 | |
| 10/1/2010 | 1392.32 | 4.28 | |
| 9/1/2010 | 1335.15 | 3.14 | |
| 8/1/2010 | 1294.49 | 0.55 | |
| 7/1/2010 | 1287.36 | -0.35 | |
| 6/1/2010 | 1291.88 | -3.61 | |
| 5/1/2010 | 1340.30 | -6.11 | |
| 4/1/2010 | 1427.49 | 3.75 | |
| 3/1/2010 | 1375.90 | 5.34 | |
| 2/1/2010 | 1306.13 | -3.09 | |
| 1/1/2010 | 1347.74 | 0.84 | |
| 12/1/2009 | 1336.46 | 2.23 | |
| 11/1/2009 | 1307.30 | 1.84 | |
| 10/1/2009 | 1283.69 | 2.11 | |
| 9/1/2009 | 1257.11 | 3.38 | |
| 8/1/2009 | 1215.97 | 7.66 | |
| 7/1/2009 | 1129.49 | 1.21 | |
| 6/1/2009 | 1116.01 | 1.75 | |
| 5/1/2009 | 1096.78 | 6.09 | |
| 4/1/2009 | 1033.81 | 11.74 | |
| 3/1/2009 | 925.17 | -6.20 | |
| 2/1/2009 | 986.34 | -7.43 | |
| 1/1/2009 | 1065.53 | -1.79 | |
| 12/1/2008 | 1084.98 | 0.42 | |
| 11/1/2008 | 1080.47 | -7.07 | |
| 10/1/2008 | 1162.70 | -19.58 | |
| 9/1/2008 | 1445.76 | -4.90 | |
| 8/1/2008 | 1520.30 | 2.33 | |
| 7/1/2008 | 1485.71 | -6.75 | |
| 6/1/2008 | 1593.20 | -5.37 | |
| 5/1/2008 | 1683.60 | 1.53 | |
| 4/1/2008 | 1658.15 | 3.44 | |
| 3/1/2008 | 1603.05 | -3.64 | |
| 2/1/2008 | 1663.52 | -2.02 | |
| 1/1/2008 | 1697.77 | -7.25 | |
| 12/1/2007 | 1830.52 | 1.15 | |
| 11/1/2007 | 1809.72 | -5.51 | |
| 10/1/2007 | 1915.35 | 2.62 | |
| 9/1/2007 | 1866.41 | 2.64 | |
| 8/1/2007 | 1818.43 | -4.17 | |
| 7/1/2007 | 1897.56 | 0.46 | |
| 6/1/2007 | 1888.94 | 0.01 | |
| 5/1/2007 | 1888.79 | 2.62 | |
| 4/1/2007 | 1840.60 | 3.36 | |
| 3/1/2007 | 1780.80 | -3.50 | |
| 2/1/2007 | 1845.36 | 0.91 | |
| 1/1/2007 | 1828.73 | 0.24 | |
| 12/1/2006 | 1824.35 | 1.85 | |
| 11/1/2006 | 1791.23 | 2.00 | |
| 10/1/2006 | 1756.03 | 4.03 | |
| 9/1/2006 | 1688.05 | 2.88 | |
| 8/1/2006 | 1640.77 | 1.93 | |
| 7/1/2006 | 1609.63 | 0.27 | |
| 6/1/2006 | 1605.33 | -3.05 | |
| 5/1/2006 | 1655.79 | -1.42 | |
| 4/1/2006 | 1679.69 | -0.20 | |
| 3/1/2006 | 1683.01 | 0.78 | |
| 2/1/2006 | 1669.98 | -0.36 | |
| 1/1/2006 | 1676.07 | 0.55 | |
| 12/1/2005 | 1666.84 | 2.41 | |
| 11/1/2005 | 1627.60 | 4.65 | |
| 10/1/2005 | 1555.28 | -2.97 | |
| 9/1/2005 | 1602.81 | -1.07 | |
| 8/1/2005 | 1620.21 | -0.34 | |
| 7/1/2005 | 1625.80 | 1.19 | |
| 6/1/2005 | 1606.61 | 1.98 | |
| 5/1/2005 | 1575.39 | 1.29 | |
| 4/1/2005 | 1555.27 | -3.20 | |
| 3/1/2005 | 1606.70 | -1.17 | |
| 2/1/2005 | 1625.68 | 0.96 | |
| 1/1/2005 | 1610.22 | -1.69 | |
| 12/1/2004 | 1637.92 | 2.97 | |
| 11/1/2004 | 1590.73 | 4.58 | |
| 10/1/2004 | 1521.13 | -0.56 | |
| 9/1/2004 | 1529.75 | 2.42 | |
| 8/1/2004 | 1493.59 | -1.58 | |
| 7/1/2004 | 1517.58 | -2.22 | |
| 6/1/2004 | 1552.05 | 2.39 | |
| 5/1/2004 | 1515.77 | -3.26 | |
| 4/1/2004 | 1566.92 | 0.51 | |
| 3/1/2004 | 1558.93 | -2.32 | |
| 2/1/2004 | 1596.02 | 0.41 | |
| 1/1/2004 | 1589.43 | 4.29 | |
| 12/1/2003 | 1524.02 | 3.04 | |
| 11/1/2003 | 1479.07 | 1.35 | |
| 10/1/2003 | 1459.38 | 2.00 | |
| 9/1/2003 | 1430.73 | 2.69 | |
| 8/1/2003 | 1393.26 | -0.68 | |
| 7/1/2003 | 1402.82 | 0.35 | |
| 6/1/2003 | 1397.93 | 5.45 | |
| 5/1/2003 | 1325.74 | 5.33 | |
| 4/1/2003 | 1258.62 | 5.35 | |
| 3/1/2003 | 1194.65 | 0.54 | |
| 2/1/2003 | 1188.20 | -7.28 | |
| 1/1/2003 | 1281.48 | -0.81 | |
| 12/1/2002 | 1291.95 | -0.96 | |
| 11/1/2002 | 1304.51 | 6.47 | |
| 10/1/2002 | 1225.23 | -1.68 | |
| 9/1/2002 | 1246.18 | -5.06 | |
| 8/1/2002 | 1312.61 | 0.66 | |
| 7/1/2002 | 1304.05 | -10.99 | |
| 6/1/2002 | 1465.05 | -6.10 | |
| 5/1/2002 | 1560.16 | -2.94 | |
| 4/1/2002 | 1607.40 | -4.16 | |
| 3/1/2002 | 1677.24 | 4.24 | |
| 2/1/2002 | 1609.02 | -3.85 | |
| 1/1/2002 | 1673.41 | -0.64 | |
| 12/1/2001 | 1684.14 | 1.75 | |
| 11/1/2001 | 1655.15 | 5.11 | |
| 10/1/2001 | 1574.71 | 3.41 | |
| 9/1/2001 | 1522.83 | -11.76 | |
| 8/1/2001 | 1725.71 | -2.15 | |
| 7/1/2001 | 1763.71 | -2.49 | |
| 6/1/2001 | 1808.78 | -2.66 | |
| 5/1/2001 | 1858.14 | 6.29 | |
| 4/1/2001 | 1748.22 | -0.06 | |
| 3/1/2001 | 1749.28 | -9.39 | |
| 2/1/2001 | 1930.53 | -2.63 | |
| 1/1/2001 | 1982.61 | -0.28 | |
| 12/1/2000 | 1988.12 | -3.36 | |
| 11/1/2000 | 2057.31 | -0.93 | |
| 10/1/2000 | 2076.57 | -5.47 | |
| 9/1/2000 | 2196.73 | -1.68 | |
| 8/1/2000 | 2234.36 | 0.85 | |
| 7/1/2000 | 2215.62 | 0.52 | |
| 6/1/2000 | 2204.12 | 2.53 | |
| 5/1/2000 | 2149.79 | -3.05 | |
| 4/1/2000 | 2217.36 | 1.27 | |
| 3/1/2000 | 2189.58 | 2.99 | |
| 2/1/2000 | 2125.99 | -3.15 | |
| 1/1/2000 | 2195.12 | -0.51 | |
| 12/1/1999 | 2206.42 | 2.71 | |
| 11/1/1999 | 2148.22 | 6.94 | |
| 10/1/1999 | 2008.89 | -1.55 | |
| 9/1/1999 | 2040.60 | -1.17 | |
| 8/1/1999 | 2064.86 | -4.10 | |
| 7/1/1999 | 2153.23 | 4.11 | |
| 6/1/1999 | 2068.32 | -0.71 | |
| 5/1/1999 | 2083.21 | -0.20 | |
| 4/1/1999 | 2087.41 | 3.39 | |
| 3/1/1999 | 2018.95 | 2.50 | |
| 2/1/1999 | 1969.66 | -0.30 | |
| 1/1/1999 | 1975.52 | 4.68 | |
| 12/1/1998 | 1887.22 | 4.05 | |
| 11/1/1998 | 1813.77 | 10.84 | |
| 10/1/1998 | 1636.33 | 0.91 | |
| 9/1/1998 | 1621.53 | -5.14 | |
| 8/1/1998 | 1709.38 | -7.20 | |
| 7/1/1998 | 1842.01 | 4.22 | |
| 6/1/1998 | 1767.43 | -0.13 | |
| 5/1/1998 | 1769.65 | -0.52 | |
| 4/1/1998 | 1778.96 | 3.09 | |
| 3/1/1998 | 1725.57 | 4.99 | |
| 2/1/1998 | 1643.54 | 6.07 | |
| 1/1/1998 | 1549.47 | -0.08 | |
| 12/1/1997 | 1550.76 | 2.62 | |
| 11/1/1997 | 1511.10 | -1.23 | |
| 10/1/1997 | 1529.85 | 1.26 | |
| 9/1/1997 | 1510.85 | 0.80 | |
| 8/1/1997 | 1498.80 | 0.02 | |
| 7/1/1997 | 1498.44 | 5.46 | |
| 6/1/1997 | 1420.86 | 5.05 | |
| 5/1/1997 | 1352.50 | 9.12 | |
| 4/1/1997 | 1239.45 | -3.68 | |
| 3/1/1997 | 1286.85 | -1.03 | |
| 2/1/1997 | 1300.23 | 3.87 | |
| 1/1/1997 | 1251.76 | 2.77 | |
| 12/1/1996 | 1218.06 | 1.03 | |
| 11/1/1996 | 1205.64 | 4.68 | |
| 10/1/1996 | 1151.75 | 3.61 | |
| 9/1/1996 | 1111.62 | 1.52 | |
| 8/1/1996 | 1094.99 | 2.69 | |
| 7/1/1996 | 1066.28 | -3.84 | |
| 6/1/1996 | 1108.84 | 1.04 | |
| 5/1/1996 | 1097.48 | 1.98 | |
| 4/1/1996 | 1076.21 | -0.37 | |
| 3/1/1996 | 1080.19 | -0.89 | |
| 2/1/1996 | 1089.91 | 5.37 | |
| 1/1/1996 | 1034.32 | -0.61 | |
| 12/1/1995 | 1040.64 | 3.26 | |
| 11/1/1995 | 1007.74 | 2.23 | |
| 10/1/1995 | 985.76 | 0.39 | |
| 9/1/1995 | 981.94 | 3.31 | |
| 8/1/1995 | 950.44 | 0.05 | |
| 7/1/1995 | 949.97 | 3.34 | |
| 6/1/1995 | 919.26 | 2.76 | |
| 5/1/1995 | 894.53 | 2.93 | |
| 4/1/1995 | 869.09 | 2.65 | |
| 3/1/1995 | 846.62 | 1.99 | |
| 2/1/1995 | 830.08 | 3.17 | |
| 1/1/1995 | 804.57 | 1.80 | |
| 12/1/1994 | 790.33 | -1.26 | |
| 11/1/1994 | 800.43 | -0.74 | |
| 10/1/1994 | 806.37 | -0.74 | |
| 9/1/1994 | 812.39 | 0.32 | |
| 8/1/1994 | 809.83 | 2.43 | |
| 7/1/1994 | 790.61 | -1.02 | |
| 6/1/1994 | 798.77 | 0.53 | |
| 5/1/1994 | 794.56 | 0.75 | |
| 4/1/1994 | 788.62 | -3.71 | |
| 3/1/1994 | 818.97 | -1.98 | |
| 2/1/1994 | 835.53 | -0.64 | |
| 1/1/1994 | 840.89 | 1.23 | |
| 12/1/1993 | 830.65 | 0.66 | |
| 11/1/1993 | 825.2 | -0.29 | |
| 10/1/1993 | 827.56 | 0.60 | |
| 9/1/1993 | 822.64 | 0.92 | |
| 8/1/1993 | 815.17 | 1.25 | |
| 7/1/1993 | 805.12 | -0.17 | |
| 6/1/1993 | 806.5 | 0.49 | |
| 5/1/1993 | 802.56 | 0.35 | |
| 4/1/1993 | 799.75 | -1.85 | |
| 3/1/1993 | 814.8 | 1.56 | |
| 2/1/1993 | 802.28 | 1.13 | |
| 1/1/1993 | 793.3 | -0.58 | |
| 12/1/1992 | 797.96 | 3.10 | |
| 11/1/1992 | 773.97 | 2.36 | |
| 10/1/1992 | 756.11 | -1.78 | |
| 9/1/1992 | 769.78 | -0.15 | |
| 8/1/1992 | 770.95 | 0.41 | |
| 7/1/1992 | 767.82 | 1.44 | |
| 6/1/1992 | 756.9 | -1.93 | |
| 5/1/1992 | 771.77 | 1.67 | |
| 4/1/1992 | 759.09 | -0.13 | |
| 3/1/1992 | 760.09 | -1.76 | |
| 2/1/1992 | 773.68 | -1.20 | |
| 1/1/1992 | 783.1 | 6.94 | |
| 12/1/1991 | 732.28 | 0.60 | |
| 11/1/1991 | 727.92 | -0.54 | |
| 10/1/1991 | 731.86 | -0.23 | |
| 9/1/1991 | 733.53 | -1.00 | |
| 8/1/1991 | 740.94 | 2.11 | |
| 7/1/1991 | 725.61 | 0.37 | |
| 6/1/1991 | 722.97 | -0.22 | |
| 5/1/1991 | 724.53 | -0.74 | |
| 4/1/1991 | 729.92 | 1.84 | |
| 3/1/1991 | 716.76 | 2.61 | |
| 2/1/1991 | 698.5 | 11.13 | |
| 1/1/1991 | 628.53 | -1.58 | |
| 12/1/1990 | 638.63 | 4.27 | |
| 11/1/1990 | 612.48 | 2.43 | |
| 10/1/1990 | 597.95 | -3.21 | |
| 9/1/1990 | 617.79 | -5.43 | |
| 8/1/1990 | 653.25 | -8.97 | |
| 7/1/1990 | 717.62 | -0.48 | |
| 6/1/1990 | 721.11 | 2.34 | |
| 5/1/1990 | 704.62 | 3.33 | |
| 4/1/1990 | 681.92 | -0.24 | |
| 3/1/1990 | 683.54 | 1.87 | |
| 2/1/1990 | 671.01 | -3.26 | |
| 1/1/1990 | 693.6 | -3.47 | |
| 12/1/1989 | 718.54 | 2.31 | |
| 11/1/1989 | 702.34 | -2.30 | |
| 10/1/1989 | 718.91 | -0.45 | |
| 9/1/1989 | 722.16 | -0.12 | |
| 8/1/1989 | 723.01 | 4.26 | |
| 7/1/1989 | 693.46 | 2.28 | |
| 6/1/1989 | 677.97 | 2.87 | |
| 5/1/1989 | 659.03 | 3.25 | |
| 4/1/1989 | 638.29 | 2.61 | |
| 3/1/1989 | 622.06 | -1.01 | |
| 2/1/1989 | 628.42 | 2.59 | |
| 1/1/1989 | 612.56 | 2.71 | |
| 12/1/1988 | 596.41 | 1.86 | |
| 11/1/1988 | 585.52 | -2.39 | |
| 10/1/1988 | 599.84 | 3.16 | |
| 9/1/1988 | 581.45 | 0.95 | |
| 8/1/1988 | 575.97 | -2.42 | |
| 7/1/1988 | 590.24 | -1.01 | |
| 6/1/1988 | 596.27 | 5.25 | |
| 5/1/1988 | 566.51 | -2.81 | |
| 4/1/1988 | 582.87 | -1.67 | |
| 3/1/1988 | 592.79 | 2.50 | |
| 2/1/1988 | 578.32 | 2.77 | |
| 1/1/1988 | 562.74 | 3.67 | |
| 12/1/1987 | 542.81 | -1.63 | |
| 11/1/1987 | 551.82 | -12.64 | |
| 10/1/1987 | 631.65 | -12.31 | |
| 9/1/1987 | 720.31 | -3.75 | |
| 8/1/1987 | 748.4 | 5.67 | |
| 7/1/1987 | 708.27 | 2.62 | |
| 6/1/1987 | 690.21 | 3.89 | |
| 5/1/1987 | 664.39 | -0.42 | |
| 4/1/1987 | 667.21 | -1.62 | |
| 3/1/1987 | 678.2 | 3.67 | |
| 2/1/1987 | 654.22 | 5.82 | |
| 1/1/1987 | 618.24 | 5.73 | |
| 12/1/1986 | 584.76 | 1.34 | |
| 11/1/1986 | 577.05 | 3.15 | |
| 10/1/1986 | 559.42 | -0.47 | |
| 9/1/1986 | 562.05 | -3.18 | |
| 8/1/1986 | 580.49 | 1.81 | |
| 7/1/1986 | 570.16 | -2.08 | |
| 6/1/1986 | 582.26 | 2.29 | |
| 5/1/1986 | 569.24 | -0.07 | |
| 4/1/1986 | 569.62 | 2.64 | |
| 3/1/1986 | 554.95 | 6.37 | |
| 2/1/1986 | 521.74 | 5.67 | |
| 1/1/1986 | 493.75 | 0.16 | |
| 12/1/1985 | 492.96 | 4.67 | |
| 11/1/1985 | 470.95 | 5.78 | |
| 10/1/1985 | 445.23 | 0.77 | |
| 9/1/1985 | 441.84 | -2.50 | |
| 8/1/1985 | 453.17 | -2.36 | |
| 7/1/1985 | 464.14 | 1.72 | |
| 6/1/1985 | 456.31 | 1.88 | |
| 5/1/1985 | 447.89 | 2.00 | |
| 4/1/1985 | 439.11 | 0.20 | |
| 3/1/1985 | 438.25 | -1.20 | |
| 2/1/1985 | 443.58 | 4.92 | |
| 1/1/1985 | 422.77 | 4.12 | |
| 12/1/1984 | 406.04 | -1.08 | |
| 11/1/1984 | 410.49 | 0.91 | |
| 10/1/1984 | 406.79 | -1.07 | |
| 9/1/1984 | 411.17 | 0.56 | |
| 8/1/1984 | 408.9 | 8.38 | |
| 7/1/1984 | 377.27 | -1.69 | |
| 6/1/1984 | 383.74 | -2.52 | |
| 5/1/1984 | 393.65 | -0.92 | |
| 4/1/1984 | 397.31 | -0.36 | |
| 3/1/1984 | 398.74 | -0.13 | |
| 2/1/1984 | 399.27 | -5.93 | |
| 1/1/1984 | 424.44 | 0.62 | |
| 12/1/1983 | 421.82 | -0.58 | |
| 11/1/1983 | 424.29 | -1.69 | |
| 10/1/1983 | 431.57 | 0.00 | |
| 9/1/1983 | 431.56 | 2.45 | |
| 8/1/1983 | 421.26 | -3.05 | |
| 7/1/1983 | 434.5 | -0.04 | |
| 6/1/1983 | 434.68 | 1.10 | |
| 5/1/1983 | 429.97 | 3.43 | |
| 4/1/1983 | 415.71 | 3.08 | |
| 3/1/1983 | 403.28 | 3.47 | |
| 2/1/1983 | 389.74 | 1.63 | |
| 1/1/1983 | 383.5 | 3.30 | |
| 12/1/1982 | 371.24 | 1.36 | |
| 11/1/1982 | 366.27 | 4.28 | |
| 10/1/1982 | 351.23 | 8.08 | |
| 9/1/1982 | 324.96 | 11.35 | |
| 8/1/1982 | 291.84 | 0.07 | |
| 7/1/1982 | 291.64 | -0.79 | |
| 6/1/1982 | 293.95 | -6.92 | |
| 5/1/1982 | 315.81 | -0.85 | |
| 4/1/1982 | 318.53 | 4.52 | |
| 3/1/1982 | 304.75 | -3.13 | |
| 2/1/1982 | 314.59 | -2.70 | |
| 1/1/1982 | 323.31 | -5.55 | |
| 12/1/1981 | 342.32 | 0.41 | |
| 11/1/1981 | 340.92 | 2.26 | |
| 10/1/1981 | 333.39 | 1.05 | |
| 9/1/1981 | 329.92 | -9.60 | |
| 8/1/1981 | 364.96 | -0.37 | |
| 7/1/1981 | 366.33 | -3.48 | |
| 6/1/1981 | 379.55 | -0.43 | |
| 5/1/1981 | 381.19 | -2.77 | |
| 4/1/1981 | 392.06 | 0.22 | |
| 3/1/1981 | 391.2 | 3.03 | |
| 2/1/1981 | 379.68 | -4.45 | |
| 1/1/1981 | 397.35 | -1.17 | |
| 12/1/1980 | 402.07 | -2.53 | |
| 11/1/1980 | 412.52 | 3.37 | |
| 10/1/1980 | 399.07 | 1.95 | |
| 9/1/1980 | 391.42 | 1.58 | |
| 8/1/1980 | 385.35 | 2.35 | |
| 7/1/1980 | 376.52 | 4.54 | |
| 6/1/1980 | 360.18 | 5.25 | |
| 5/1/1980 | 342.21 | 3.54 | |
| 4/1/1980 | 330.51 | -2.72 | |
| 3/1/1980 | 339.74 | -10.55 | |
| 2/1/1980 | 379.83 | 2.52 | |
| 1/1/1980 | 370.5 | 1.42 | |
| 12/1/1979 | 365.31 | 2.87 | |
| 11/1/1979 | 355.12 | -1.68 | |
| 10/1/1979 | 361.19 | -4.54 | |
| 9/1/1979 | 378.38 | 0.03 | |
| 8/1/1979 | 378.25 | 3.58 | |
| 7/1/1979 | 365.17 | -0.12 | |
| 6/1/1979 | 365.61 | 0.85 | |
| 5/1/1979 | 362.54 | -3.55 | |
| 4/1/1979 | 375.89 | 0.84 | |
| 3/1/1979 | 372.75 | 0.88 | |
| 2/1/1979 | 369.49 | -2.62 | |
| 1/1/1979 | 379.45 | 2.83 | |
| 12/1/1978 | 368.99 | 1.03 | |
| 11/1/1978 | 365.23 | -6.27 | |
| 10/1/1978 | 389.68 | -4.04 | |
| 9/1/1978 | 406.1 | -0.75 | |
| 8/1/1978 | 409.17 | 6.42 | |
| 7/1/1978 | 384.5 | -1.24 | |
| 6/1/1978 | 389.32 | -0.82 | |
| 5/1/1978 | 392.54 | 4.09 | |
| 4/1/1978 | 377.1 | 3.56 | |
| 3/1/1978 | 364.13 | -0.97 | |
| 2/1/1978 | 367.69 | -2.03 | |
| 1/1/1978 | 375.32 | -4.42 | |
| 12/1/1977 | 392.68 | -0.81 | |
| 11/1/1977 | 395.88 | 0.09 | |
| 10/1/1977 | 395.53 | -2.90 | |
| 9/1/1977 | 407.36 | -1.88 | |
| 8/1/1977 | 415.15 | -2.76 | |
| 7/1/1977 | 426.95 | 0.42 | |
| 6/1/1977 | 425.16 | -0.13 | |
| 5/1/1977 | 425.7 | -0.79 | |
| 4/1/1977 | 429.08 | -2.36 | |
| 3/1/1977 | 439.46 | -1.06 | |
| 2/1/1977 | 444.19 | -3.69 | |
| 1/1/1977 | 461.19 | -1.37 | |
| 12/1/1976 | 467.58 | 3.10 | |
| 11/1/1976 | 453.51 | -0.86 | |
| 10/1/1976 | 457.44 | -3.91 | |
| 9/1/1976 | 476.07 | 1.78 | |
| 8/1/1976 | 467.76 | -1.38 | |
| 7/1/1976 | 474.32 | 1.82 | |
| 6/1/1976 | 465.84 | 0.06 | |
| 5/1/1976 | 465.55 | -1.39 | |
| 4/1/1976 | 472.11 | 0.43 | |
| 3/1/1976 | 470.08 | 0.32 | |
| 2/1/1976 | 468.6 | 3.49 | |
| 1/1/1976 | 452.8 | 9.00 | |
| 12/1/1975 | 415.4 | -1.88 | |
| 11/1/1975 | 423.34 | 0.96 | |
| 10/1/1975 | 419.32 | 4.03 | |
| 9/1/1975 | 403.06 | -1.76 | |
| 8/1/1975 | 410.27 | -7.50 | |
| 7/1/1975 | 443.54 | -1.01 | |
| 6/1/1975 | 448.07 | 1.79 | |
| 5/1/1975 | 440.2 | 5.75 | |
| 4/1/1975 | 416.26 | 0.74 | |
| 3/1/1975 | 413.21 | 4.20 | |
| 2/1/1975 | 396.56 | 9.55 | |
| 1/1/1975 | 361.99 | 7.77 | |
| 12/1/1974 | 335.89 | -7.23 | |
| 11/1/1974 | 362.07 | 2.51 | |
| 10/1/1974 | 353.2 | 0.94 | |
| 9/1/1974 | 349.91 | -11.47 | |
| 8/1/1974 | 395.23 | -5.29 | |
| 7/1/1974 | 417.29 | -12.39 | |
| 6/1/1974 | 476.29 | -0.68 | |
| 5/1/1974 | 479.56 | -4.22 | |
| 4/1/1974 | 500.67 | -5.51 | |
| 3/1/1974 | 529.84 | 2.96 | |
| 2/1/1974 | 514.6 | -4.01 | |
| 1/1/1974 | 536.07 | 0.53 | |
| 12/1/1973 | 533.23 | -7.68 | |
| 11/1/1973 | 577.6 | -7.71 | |
| 10/1/1973 | 625.86 | 3.07 | |
| 9/1/1973 | 607.24 | 1.51 | |
| 8/1/1973 | 598.21 | -3.63 | |
| 7/1/1973 | 620.75 | 0.73 | |
| 6/1/1973 | 616.28 | -2.90 | |
| 5/1/1973 | 634.7 | -3.47 | |
| 4/1/1973 | 657.54 | -2.54 | |
| 3/1/1973 | 674.71 | -2.48 | |
| 2/1/1973 | 691.9 | -4.22 | |
| 1/1/1973 | 722.4 | 0.53 | |
| 12/1/1972 | 718.6 | 1.85 | |
| 11/1/1972 | 705.58 | 4.77 | |
| 10/1/1972 | 673.45 | -0.29 | |
| 9/1/1972 | 675.42 | -1.68 | |
| 8/1/1972 | 686.93 | 3.30 | |
| 7/1/1972 | 664.99 | -1.22 | |
| 6/1/1972 | 673.17 | 0.04 | |
| 5/1/1972 | 672.91 | -1.25 | |
| 4/1/1972 | 681.42 | 0.78 | |
| 3/1/1972 | 676.16 | 2.13 | |
| 2/1/1972 | 662.07 | 1.35 | |
| 1/1/1972 | 653.27 | 4.16 | |
| 12/1/1971 | 627.15 | 6.37 | |
| 11/1/1971 | 589.61 | -4.64 | |
| 10/1/1971 | 618.27 | -2.36 | |
| 9/1/1971 | 633.23 | 2.22 | |
| 8/1/1971 | 619.47 | -2.02 | |
| 7/1/1971 | 632.23 | -0.97 | |
| 6/1/1971 | 638.4 | -2.58 | |
| 5/1/1971 | 655.28 | -1.85 | |
| 4/1/1971 | 667.62 | 3.16 | |
| 3/1/1971 | 647.2 | 2.31 | |
| 2/1/1971 | 632.6 | 3.61 | |
| 1/1/1971 | 610.55 | 3.82 | |
| 12/1/1970 | 588.08 | 6.31 | |
| 11/1/1970 | 553.18 | -0.61 | |
| 10/1/1970 | 556.58 | 1.65 | |
| 9/1/1970 | 547.55 | 5.44 | |
| 8/1/1970 | 519.3 | 2.91 | |
| 7/1/1970 | 504.64 | -0.34 | |
| 6/1/1970 | 506.37 | -1.13 | |
| 5/1/1970 | 512.16 | -11.74 | |
| 4/1/1970 | 580.26 | -3.80 | |
| 3/1/1970 | 603.19 | 1.18 | |
| 2/1/1970 | 596.17 | -4.00 | |
| 1/1/1970 | 620.98 | -1.14 | |
| 12/1/1969 | 628.15 | -5.80 | |
| 11/1/1969 | 666.85 | 0.19 | |
| 10/1/1969 | 665.61 | 0.53 | |
| 9/1/1969 | 662.13 | 0.08 | |
| 8/1/1969 | 661.6 | -1.10 | |
| 7/1/1969 | 668.94 | -4.99 | |
| 6/1/1969 | 704.05 | -5.74 | |
| 5/1/1969 | 746.91 | 2.97 | |
| 4/1/1969 | 725.34 | 1.45 | |
| 3/1/1969 | 714.95 | -2.98 | |
| 2/1/1969 | 736.92 | -1.05 | |
| 1/1/1969 | 744.71 | -4.49 | |
| 12/1/1968 | 779.75 | 0.76 | |
| 11/1/1968 | 773.88 | 1.25 | |
| 10/1/1968 | 764.29 | 1.89 | |
| 9/1/1968 | 750.13 | 2.96 | |
| 8/1/1968 | 728.59 | -2.46 | |
| 7/1/1968 | 746.98 | -0.77 | |
| 6/1/1968 | 752.79 | 2.10 | |
| 5/1/1968 | 737.34 | 2.00 | |
| 4/1/1968 | 722.86 | 7.07 | |
| 3/1/1968 | 675.1 | -2.12 | |
| 2/1/1968 | 689.69 | -4.79 | |
| 1/1/1968 | 724.42 | -0.86 | |
| 12/1/1967 | 730.68 | 2.55 | |
| 11/1/1967 | 712.54 | -3.42 | |
| 10/1/1967 | 737.8 | -0.45 | |
| 9/1/1967 | 741.15 | 1.10 | |
| 8/1/1967 | 733.12 | 1.29 | |
| 7/1/1967 | 723.8 | 1.42 | |
| 6/1/1967 | 713.64 | -1.55 | |
| 5/1/1967 | 724.87 | 1.49 | |
| 4/1/1967 | 714.26 | 1.41 | |
| 3/1/1967 | 704.3 | 2.05 | |
| 2/1/1967 | 690.17 | 3.45 | |
| 1/1/1967 | 667.18 | 3.84 | |
| 12/1/1966 | 642.53 | 0.42 | |
| 11/1/1966 | 639.84 | 5.00 | |
| 10/1/1966 | 609.35 | -1.48 | |
| 9/1/1966 | 618.48 | -3.52 | |
| 8/1/1966 | 641.05 | -6.62 | |
| 7/1/1966 | 686.5 | -0.56 | |
| 6/1/1966 | 690.39 | -1.14 | |
| 5/1/1966 | 698.32 | -5.26 | |
| 4/1/1966 | 737.1 | 2.42 | |
| 3/1/1966 | 719.67 | -4.41 | |
| 2/1/1966 | 752.87 | -1.30 | |
| 1/1/1966 | 762.75 | 1.73 | |
| 12/1/1965 | 749.76 | -0.77 | |
| 11/1/1965 | 755.57 | 0.83 | |
| 10/1/1965 | 749.33 | 1.93 | |
| 9/1/1965 | 735.17 | 3.34 | |
| 8/1/1965 | 711.4 | 1.86 | |
| 7/1/1965 | 698.41 | -0.15 | |
| 6/1/1965 | 699.48 | -5.35 | |
| 5/1/1965 | 739.03 | 1.49 | |
| 4/1/1965 | 728.18 | 0.99 | |
| 3/1/1965 | 721.04 | -0.23 | |
| 2/1/1965 | 722.69 | 0.73 | |
| 1/1/1965 | 717.44 | 2.57 | |
| 12/1/1964 | 699.45 | -1.73 | |
| 11/1/1964 | 711.78 | 0.37 | |
| 10/1/1964 | 709.13 | 1.73 | |
| 9/1/1964 | 697.1 | 1.39 | |
| 8/1/1964 | 687.53 | -1.15 | |
| 7/1/1964 | 695.51 | 3.38 | |
| 6/1/1964 | 672.77 | -0.91 | |
| 5/1/1964 | 678.98 | 0.98 | |
| 4/1/1964 | 672.42 | 1.45 | |
| 3/1/1964 | 662.83 | 1.82 | |
| 2/1/1964 | 650.97 | 1.23 | |
| 1/1/1964 | 643.07 | 3.07 | |
| 12/1/1963 | 623.89 | 1.80 | |
| 11/1/1963 | 612.83 | -0.56 | |
| 10/1/1963 | 616.29 | -0.08 | |
| 9/1/1963 | 616.78 | 2.64 | |
| 8/1/1963 | 600.94 | 2.77 | |
| 7/1/1963 | 584.77 | -1.81 | |
| 6/1/1963 | 595.52 | -0.37 | |
| 5/1/1963 | 597.73 | 2.01 | |
| 4/1/1963 | 585.97 | 4.71 | |
| 3/1/1963 | 559.63 | -0.71 | |
| 2/1/1963 | 563.61 | 1.32 | |
| 1/1/1963 | 556.26 | 3.86 | |
| 12/1/1962 | 535.57 | 4.33 | |
| 11/1/1962 | 513.34 | 6.89 | |
| 10/1/1962 | 480.25 | -3.16 | |
| 9/1/1962 | 495.9 | -1.21 | |
| 8/1/1962 | 501.99 | 2.72 | |
| 7/1/1962 | 488.7 | 2.07 | |
| 6/1/1962 | 478.78 | -11.69 | |
| 5/1/1962 | 542.13 | -7.44 | |
| 4/1/1962 | 585.68 | -3.51 | |
| 3/1/1962 | 606.96 | 0.10 | |
| 2/1/1962 | 606.36 | 1.33 | |
| 1/1/1962 | 598.42 | -3.72 | |
| 12/1/1961 | 621.55 | 0.93 | |
| 11/1/1961 | 615.83 | 4.53 | |
| 10/1/1961 | 589.15 | 1.10 | |
| 9/1/1961 | 582.74 | -1.11 | |
| 8/1/1961 | 589.29 | 3.94 | |
| 7/1/1961 | 566.97 | -0.94 | |
| 6/1/1961 | 572.34 | -1.32 | |
| 5/1/1961 | 580.02 | 1.02 | |
| 4/1/1961 | 574.17 | 2.67 | |
| 3/1/1961 | 559.26 | 3.14 | |
| 2/1/1961 | 542.25 | 4.10 | |
| 1/1/1961 | 520.88 | 5.14 | |
| 12/1/1960 | 495.41 | 2.40 | |
| 11/1/1960 | 483.81 | 3.24 | |
| 10/1/1960 | 468.64 | -2.63 | |
| 9/1/1960 | 481.29 | -3.01 | |
| 8/1/1960 | 496.22 | 1.20 | |
| 7/1/1960 | 490.33 | -2.48 | |
| 6/1/1960 | 502.8 | 3.34 | |
| 5/1/1960 | 486.53 | -0.91 | |
| 4/1/1960 | 491.02 | 0.95 | |
| 3/1/1960 | 486.42 | -1.36 | |
| 2/1/1960 | 493.14 | -4.20 | |
| 1/1/1960 | 514.78 | -1.41 | |
| 12/1/1959 | 522.13 | 3.20 | |
| 11/1/1959 | 505.96 | 0.40 | |
| 10/1/1959 | 503.92 | -0.43 | |
| 9/1/1959 | 506.09 | -4.28 | |
| 8/1/1959 | 528.74 | -0.57 | |
| 7/1/1959 | 531.76 | 3.61 | |
| 6/1/1959 | 513.23 | -1.20 | |
| 5/1/1959 | 519.48 | 1.51 | |
| 4/1/1959 | 511.77 | 1.32 | |
| 3/1/1959 | 505.09 | 2.54 | |
| 2/1/1959 | 492.59 | -1.19 | |
| 1/1/1959 | 498.5 | 3.62 | |
| 12/1/1958 | 481.07 | 2.24 | |
| 11/1/1958 | 470.54 | 2.69 | |
| 10/1/1958 | 458.23 | 4.07 | |
| 9/1/1958 | 440.33 | 2.64 | |
| 8/1/1958 | 429 | 4.10 | |
| 7/1/1958 | 412.1 | 2.39 | |
| 6/1/1958 | 402.47 | 2.40 | |
| 5/1/1958 | 393.02 | 3.21 | |
| 4/1/1958 | 380.79 | 0.20 | |
| 3/1/1958 | 380.04 | 1.35 | |
| 2/1/1958 | 374.97 | 0.34 | |
| 1/1/1958 | 373.7 | 1.25 | |
| 12/1/1957 | 369.1 | -0.05 | |
| 11/1/1957 | 369.28 | -2.50 | |
| 10/1/1957 | 378.76 | -6.23 | |
| 9/1/1957 | 403.93 | -4.06 | |
| 8/1/1957 | 421.01 | -5.50 | |
| 7/1/1957 | 445.53 | 1.30 | |
| 6/1/1957 | 439.83 | 1.28 | |
| 5/1/1957 | 434.25 | 3.47 | |
| 4/1/1957 | 419.69 | 1.95 | |
| 3/1/1957 | 411.66 | 0.92 | |
| 2/1/1957 | 407.89 | -4.66 | |
| 1/1/1957 | 427.83 | -2.17 | |
| 12/1/1956 | 437.34 | 1.12 | |
| 11/1/1956 | 432.5 | -1.04 | |
| 10/1/1956 | 437.04 | -1.64 | |
| 9/1/1956 | 444.33 | -3.75 | |
| 8/1/1956 | 461.66 | -0.23 | |
| 7/1/1956 | 462.73 | 4.65 | |
| 6/1/1956 | 442.15 | -1.31 | |
| 5/1/1956 | 448.02 | -3.50 | |
| 4/1/1956 | 464.28 | 0.80 | |
| 3/1/1956 | 460.58 | 6.89 | |
| 2/1/1956 | 430.9 | 0.63 | |
| 1/1/1956 | 428.19 | -2.69 | |
| 12/1/1955 | 440.02 | 1.31 | |
| 11/1/1955 | 434.32 | 6.74 | |
| 10/1/1955 | 406.88 | -5.03 | |
| 9/1/1955 | 428.43 | 4.11 | |
| 8/1/1955 | 411.5 | -0.61 | |
| 7/1/1955 | 414.03 | 6.92 | |
| 6/1/1955 | 387.25 | 5.80 | |
| 5/1/1955 | 366.03 | -0.42 | |
| 4/1/1955 | 367.58 | 3.45 | |
| 3/1/1955 | 355.32 | -0.79 | |
| 2/1/1955 | 358.14 | 3.34 | |
| 1/1/1955 | 346.56 | 1.80 | |
| 12/1/1954 | 340.42 | 4.96 | |
| 11/1/1954 | 324.32 | 3.92 | |
| 10/1/1954 | 312.1 | 2.32 | |
| 9/1/1954 | 305.02 | 2.73 | |
| 8/1/1954 | 296.92 | 1.99 | |
| 7/1/1954 | 291.13 | 4.04 | |
| 6/1/1954 | 279.82 | 0.80 | |
| 5/1/1954 | 277.6 | 3.59 | |
| 4/1/1954 | 267.97 | 4.38 | |
| 3/1/1954 | 256.73 | 2.11 | |
| 2/1/1954 | 251.42 | 2.20 | |
| 1/1/1954 | 246 | 2.53 | |
| 12/1/1953 | 239.92 | 1.35 | |
| 11/1/1953 | 236.73 | 2.59 | |
| 10/1/1953 | 230.75 | 2.63 | |
| 9/1/1953 | 224.84 | -4.60 | |
| 8/1/1953 | 235.67 | 0.04 | |
| 7/1/1953 | 235.57 | 1.42 | |
| 6/1/1953 | 232.28 | -3.94 | |
| 5/1/1953 | 241.81 | 0.15 | |
| 4/1/1953 | 241.45 | -4.93 | |
| 3/1/1953 | 253.96 | 0.13 | |
| 2/1/1953 | 253.64 | -0.85 | |
| 1/1/1953 | 255.81 | 0.92 | |
| 12/1/1952 | 253.49 | 4.03 | |
| 11/1/1952 | 243.66 | 3.17 | |
| 10/1/1952 | 236.17 | -2.10 | |
| 9/1/1952 | 241.23 | -1.59 | |
| 8/1/1952 | 245.12 | 0.40 | |
| 7/1/1952 | 244.15 | 2.10 | |
| 6/1/1952 | 239.12 | 2.35 | |
| 5/1/1952 | 233.63 | -0.04 | |
| 4/1/1952 | 233.73 | -0.67 | |
| 3/1/1952 | 235.31 | 0.25 | |
| 2/1/1952 | 234.72 | -1.07 | |
| 1/1/1952 | 237.26 | 3.33 | |
| 12/1/1951 | 229.61 | 2.69 | |
| 11/1/1951 | 223.59 | -3.52 | |
| 10/1/1951 | 231.74 | -0.89 | |
| 9/1/1951 | 233.83 | 1.79 | |
| 8/1/1951 | 229.71 | 4.38 | |
| 7/1/1951 | 220.08 | 1.77 | |
| 6/1/1951 | 216.26 | -1.74 | |
| 5/1/1951 | 220.08 | -0.34 | |
| 4/1/1951 | 220.83 | 1.34 | |
| 3/1/1951 | 217.91 | -2.06 | |
| 2/1/1951 | 222.5 | 2.52 | |
| 1/1/1951 | 217.04 | 5.70 | |
| 12/1/1950 | 205.34 | -1.60 | |
| 11/1/1950 | 208.67 | -0.60 | |
| 10/1/1950 | 209.94 | 3.29 | |
| 9/1/1950 | 203.25 | 3.10 | |
| 8/1/1950 | 197.13 | 5.17 | |
| 7/1/1950 | 187.44 | -8.41 | |
| 6/1/1950 | 204.66 | 1.20 | |
| 5/1/1950 | 202.23 | 2.93 | |
| 4/1/1950 | 196.48 | 2.83 | |
| 3/1/1950 | 191.08 | 0.38 | |
| 2/1/1950 | 190.35 | 1.96 | |
| 1/1/1950 | 186.7 | 2.49 | |
| 12/1/1949 | 182.16 | 3.54 | |
| 11/1/1949 | 175.94 | 0.96 | |
| 10/1/1949 | 174.27 | 3.45 | |
| 9/1/1949 | 168.46 | 0.89 | |
| 8/1/1949 | 166.98 | 3.16 | |
| 7/1/1949 | 161.87 | 6.54 | |
| 6/1/1949 | 151.93 | -5.87 | |
| 5/1/1949 | 161.41 | -0.32 | |
| 4/1/1949 | 161.93 | -0.55 | |
| 3/1/1949 | 162.83 | 0.95 | |
| 2/1/1949 | 161.3 | -3.04 | |
| 1/1/1949 | 166.35 | 1.54 | |
| 12/1/1948 | 163.82 | -0.24 | |
| 11/1/1948 | 164.22 | -4.78 | |
| 10/1/1948 | 172.46 | 3.15 | |
| 9/1/1948 | 167.2 | -1.13 | |
| 8/1/1948 | 169.11 | -3.32 | |
| 7/1/1948 | 174.91 | -3.58 | |
| 6/1/1948 | 181.4 | 3.29 | |
| 5/1/1948 | 175.63 | 4.43 | |
| 4/1/1948 | 168.18 | 5.88 | |
| 3/1/1948 | 158.84 | 1.85 | |
| 2/1/1948 | 155.95 | -4.11 | |
| 1/1/1948 | 162.64 | -2.58 | |
| 12/1/1947 | 166.95 | -2.83 | |
| 11/1/1947 | 171.82 | -1.59 | |
| 10/1/1947 | 174.6 | 2.59 | |
| 9/1/1947 | 170.19 | -4.70 | |
| 8/1/1947 | 178.59 | -3.28 | |
| 7/1/1947 | 184.64 | 5.31 | |
| 6/1/1947 | 175.33 | 3.02 | |
| 5/1/1947 | 170.19 | -1.78 | |
| 4/1/1947 | 173.28 | -3.69 | |
| 3/1/1947 | 179.92 | -5.81 | |
| 2/1/1947 | 191.01 | 3.88 | |
| 1/1/1947 | 183.88 | 0.53 | |
| 12/1/1946 | 182.91 | 2.04 | |
| 11/1/1946 | 179.26 | -2.75 | |
| 10/1/1946 | 184.32 | -4.13 | |
| 9/1/1946 | 192.26 | -15.58 | |
| 8/1/1946 | 227.75 | -3.88 | |
| 7/1/1946 | 236.95 | -8.25 | |
| 6/1/1946 | 258.25 | -1.71 | |
| 5/1/1946 | 262.73 | -0.33 | |
| 4/1/1946 | 263.59 | 5.87 | |
| 3/1/1946 | 248.98 | -4.05 | |
| 2/1/1946 | 259.49 | 0.83 | |
| 1/1/1946 | 257.35 | 3.98 | |
| 12/1/1945 | 247.49 | 1.14 | |
| 11/1/1945 | 244.7 | 3.28 | |
| 10/1/1945 | 236.94 | 4.17 | |
| 9/1/1945 | 227.46 | 6.81 | |
| 8/1/1945 | 212.96 | 0.34 | |
| 7/1/1945 | 212.24 | -2.05 | |
| 6/1/1945 | 216.69 | 0.70 | |
| 5/1/1945 | 215.19 | 3.20 | |
| 4/1/1945 | 208.52 | 2.51 | |
| 3/1/1945 | 203.41 | -0.07 | |
| 2/1/1945 | 203.55 | 3.34 | |
| 1/1/1945 | 196.98 | 2.97 | |
| 12/1/1944 | 191.29 | 1.61 | |
| 11/1/1944 | 188.26 | -0.70 | |
| 10/1/1944 | 189.58 | 2.46 | |
| 9/1/1944 | 185.03 | -1.64 | |
| 8/1/1944 | 188.11 | -1.46 | |
| 7/1/1944 | 190.9 | 2.03 | |
| 6/1/1944 | 187.11 | 4.12 | |
| 5/1/1944 | 179.71 | 1.76 | |
| 4/1/1944 | 176.6 | -2.30 | |
| 3/1/1944 | 180.75 | 2.80 | |
| 2/1/1944 | 175.82 | -0.67 | |
| 1/1/1944 | 177.01 | 3.22 | |
| 12/1/1943 | 171.49 | 1.32 | |
| 11/1/1943 | 169.25 | -4.63 | |
| 10/1/1943 | 177.46 | -0.92 | |
| 9/1/1943 | 179.1 | 1.54 | |
| 8/1/1943 | 176.38 | -4.39 | |
| 7/1/1943 | 184.48 | 2.65 | |
| 6/1/1943 | 179.71 | 1.76 | |
| 5/1/1943 | 176.6 | 3.34 | |
| 4/1/1943 | 170.89 | 2.16 | |
| 3/1/1943 | 167.28 | 1.75 | |
| 2/1/1943 | 164.41 | 5.95 | |
| 1/1/1943 | 155.18 | 5.98 | |
| 12/1/1942 | 146.42 | -0.06 | |
| 11/1/1942 | 146.51 | 1.00 | |
| 10/1/1942 | 145.06 | 6.09 | |
| 9/1/1942 | 136.73 | 1.05 | |
| 8/1/1942 | 135.31 | -1.18 | |
| 7/1/1942 | 136.93 | 3.09 | |
| 6/1/1942 | 132.83 | 5.05 | |
| 5/1/1942 | 126.45 | -0.09 | |
| 4/1/1942 | 126.57 | -4.75 | |
| 3/1/1942 | 132.88 | -6.62 | |
| 2/1/1942 | 142.3 | -3.75 | |
| 1/1/1942 | 147.84 | 0.64 | |
| 12/1/1941 | 146.9 | -7.11 | |
| 11/1/1941 | 158.14 | -5.30 | |
| 10/1/1941 | 166.99 | -5.26 | |
| 9/1/1941 | 176.26 | -1.03 | |
| 8/1/1941 | 178.1 | -1.82 | |
| 7/1/1941 | 181.41 | 5.12 | |
| 6/1/1941 | 172.57 | 1.39 | |
| 5/1/1941 | 170.21 | -2.86 | |
| 4/1/1941 | 175.22 | -3.79 | |
| 3/1/1941 | 182.13 | -0.10 | |
| 2/1/1941 | 182.31 | -6.26 | |
| 1/1/1941 | 194.48 | 0.19 | |
| 12/1/1940 | 194.11 | -4.78 | |
| 11/1/1940 | 203.85 | 2.33 | |
| 10/1/1940 | 199.21 | 0.94 | |
| 9/1/1940 | 197.35 | 4.21 | |
| 8/1/1940 | 189.37 | 2.10 | |
| 7/1/1940 | 185.47 | 4.04 | |
| 6/1/1940 | 178.26 | -9.25 | |
| 5/1/1940 | 196.42 | -13.78 | |
| 4/1/1940 | 227.8 | 0.99 | |
| 3/1/1940 | 225.57 | -0.57 | |
| 2/1/1940 | 226.87 | -1.36 | |
| 1/1/1940 | 230 | 0.15 | |
| 12/1/1939 | 229.66 | -2.37 | |
| 11/1/1939 | 235.23 | -1.78 | |
| 10/1/1939 | 239.5 | 1.74 | |
| 9/1/1939 | 235.4 | 8.30 | |
| 8/1/1939 | 217.35 | -1.45 | |
| 7/1/1939 | 220.55 | 2.45 | |
| 6/1/1939 | 215.28 | 1.78 | |
| 5/1/1939 | 211.51 | 3.69 | |
| 4/1/1939 | 203.98 | -11.96 | |
| 3/1/1939 | 231.68 | -0.08 | |
| 2/1/1939 | 231.87 | -0.09 | |
| 1/1/1939 | 232.07 | -1.50 | |
| 12/1/1938 | 235.6 | -2.91 | |
| 11/1/1938 | 242.65 | 0.07 | |
| 10/1/1938 | 242.47 | 11.94 | |
| 9/1/1938 | 216.6 | -4.55 | |
| 8/1/1938 | 226.92 | 0.57 | |
| 7/1/1938 | 225.63 | 19.88 | |
| 6/1/1938 | 188.21 | 2.30 | |
| 5/1/1938 | 183.97 | 1.62 | |
| 4/1/1938 | 181.03 | -4.75 | |
| 3/1/1938 | 190.05 | -6.61 | |
| 2/1/1938 | 203.51 | -1.70 | |
| 1/1/1938 | 207.02 | 4.08 | |
| 12/1/1937 | 198.91 | -0.92 | |
| 11/1/1937 | 200.76 | -8.17 | |
| 10/1/1937 | 218.62 | -14.54 | |
| 9/1/1937 | 255.82 | -14.75 | |
| 8/1/1937 | 300.07 | 1.03 | |
| 7/1/1937 | 297.02 | 5.21 | |
| 6/1/1937 | 282.3 | -3.75 | |
| 5/1/1937 | 293.31 | -5.13 | |
| 4/1/1937 | 309.18 | -6.63 | |
| 3/1/1937 | 331.12 | -0.81 | |
| 2/1/1937 | 333.84 | 2.96 | |
| 1/1/1937 | 324.25 | 2.37 | |
| 12/1/1936 | 316.73 | -1.73 | |
| 11/1/1936 | 322.3 | 2.78 | |
| 10/1/1936 | 313.57 | 5.23 | |
| 9/1/1936 | 297.98 | 1.13 | |
| 8/1/1936 | 294.64 | 1.26 | |
| 7/1/1936 | 290.96 | 5.16 | |
| 6/1/1936 | 276.68 | 3.50 | |
| 5/1/1936 | 267.32 | -5.31 | |
| 4/1/1936 | 282.31 | 0.13 | |
| 3/1/1936 | 281.93 | 2.88 | |
| 2/1/1936 | 274.04 | 5.74 | |
| 1/1/1936 | 259.16 | 5.52 | |
| 12/1/1935 | 245.6 | 0.00 | |
| 11/1/1935 | 245.6 | 8.60 | |
| 10/1/1935 | 226.15 | 2.67 | |
| 9/1/1935 | 220.27 | 2.11 | |
| 8/1/1935 | 215.71 | 6.76 | |
| 7/1/1935 | 202.05 | 5.23 | |
| 6/1/1935 | 192 | 4.55 | |
| 5/1/1935 | 183.64 | 7.85 | |
| 4/1/1935 | 170.27 | 6.71 | |
| 3/1/1935 | 159.56 | -6.35 | |
| 2/1/1935 | 170.37 | -3.73 | |
| 1/1/1935 | 176.97 | -1.47 | |
| 12/1/1934 | 179.61 | 1.40 | |
| 11/1/1934 | 177.13 | 2.79 | |
| 10/1/1934 | 172.32 | 1.54 | |
| 9/1/1934 | 169.71 | -3.85 | |
| 8/1/1934 | 176.51 | -3.91 | |
| 7/1/1934 | 183.69 | -4.73 | |
| 6/1/1934 | 192.8 | 0.57 | |
| 5/1/1934 | 191.71 | -10.17 | |
| 4/1/1934 | 213.41 | 1.68 | |
| 3/1/1934 | 209.89 | -5.12 | |
| 2/1/1934 | 221.22 | 6.59 | |
| 1/1/1934 | 207.54 | 5.72 | |
| 12/1/1933 | 196.32 | 1.94 | |
| 11/1/1933 | 192.58 | 2.41 | |
| 10/1/1933 | 188.05 | -9.73 | |
| 9/1/1933 | 208.33 | -0.84 | |
| 8/1/1933 | 210.1 | -5.71 | |
| 7/1/1933 | 222.82 | 4.79 | |
| 6/1/1933 | 212.64 | 16.22 | |
| 5/1/1933 | 182.97 | 28.73 | |
| 4/1/1933 | 142.13 | 10.59 | |
| 3/1/1933 | 128.52 | 0.48 | |
| 2/1/1933 | 127.91 | -10.46 | |
| 1/1/1933 | 142.85 | 5.56 | |
| 12/1/1932 | 135.32 | -2.52 | |
| 11/1/1932 | 138.82 | -0.23 | |
| 10/1/1932 | 139.14 | -13.16 | |
| 9/1/1932 | 160.22 | 10.51 | |
| 8/1/1932 | 144.98 | 51.42 | |
| 7/1/1932 | 95.75 | 5.04 | |
| 6/1/1932 | 91.16 | -12.80 | |
| 5/1/1932 | 104.54 | -10.98 | |
| 4/1/1932 | 117.43 | -23.42 | |
| 3/1/1932 | 153.35 | 1.08 | |
| 2/1/1932 | 151.71 | 0.56 | |
| 1/1/1932 | 150.86 | 0.41 | |
| 12/1/1931 | 150.25 | -18.21 | |
| 11/1/1931 | 183.71 | 2.75 | |
| 10/1/1931 | 178.8 | -12.78 | |
| 9/1/1931 | 204.99 | -14.32 | |
| 8/1/1931 | 239.26 | -3.00 | |
| 7/1/1931 | 246.66 | 3.31 | |
| 6/1/1931 | 238.75 | -1.93 | |
| 5/1/1931 | 243.44 | -8.46 | |
| 4/1/1931 | 265.95 | -8.94 | |
| 3/1/1931 | 292.07 | 2.57 | |
| 2/1/1931 | 284.75 | 9.00 | |
| 1/1/1931 | 261.23 | 4.33 | |
| 12/1/1930 | 250.39 | -4.94 | |
| 11/1/1930 | 263.4 | -6.69 | |
| 10/1/1930 | 282.29 | -13.24 | |
| 9/1/1930 | 325.37 | -0.65 | |
| 8/1/1930 | 327.5 | -0.68 | |
| 7/1/1930 | 329.75 | -0.96 | |
| 6/1/1930 | 332.94 | -9.57 | |
| 5/1/1930 | 368.19 | -5.42 | |
| 4/1/1930 | 389.27 | 5.73 | |
| 3/1/1930 | 368.19 | 4.39 | |
| 2/1/1930 | 352.72 | 6.89 | |
| 1/1/1930 | 329.99 | 2.04 | |
| 12/1/1929 | 323.39 | 4.59 | |
| 11/1/1929 | 309.2 | -26.47 | |
| 10/1/1929 | 420.53 | -10.58 | |
| 9/1/1929 | 470.26 | 3.99 | |
| 8/1/1929 | 452.23 | 5.69 | |
| 7/1/1929 | 427.89 | 7.65 | |
| 6/1/1929 | 397.48 | 1.32 | |
| 5/1/1929 | 392.32 | 0.91 | |
| 4/1/1929 | 388.8 | 0.00 | |
| 3/1/1929 | 388.81 | 2.36 | |
| 2/1/1929 | 379.85 | 0.52 | |
| 1/1/1929 | 377.87 | 7.39 | |
| 12/1/1928 | 351.88 | 0.98 | |
| 11/1/1928 | 348.47 | 6.76 | |
| 10/1/1928 | 326.41 | 2.63 | |
| 9/1/1928 | 318.06 | 5.79 | |
| 8/1/1928 | 300.65 | 3.23 | |
| 7/1/1928 | 291.23 | 0.74 | |
| 6/1/1928 | 289.1 | -4.34 | |
| 5/1/1928 | 302.23 | 2.49 | |
| 4/1/1928 | 294.88 | 6.30 | |
| 3/1/1928 | 277.4 | 5.37 | |
| 2/1/1928 | 263.26 | -0.04 | |
| 1/1/1928 | 263.37 | 0.40 | |
| 12/1/1927 | 262.32 | 2.34 | |
| 11/1/1927 | 256.31 | 2.87 | |
| 10/1/1927 | 249.16 | -2.10 | |
| 9/1/1927 | 254.51 | 5.07 | |
| 8/1/1927 | 242.24 | 5.93 | |
| 7/1/1927 | 228.67 | 3.99 | |
| 6/1/1927 | 219.9 | 0.14 | |
| 5/1/1927 | 219.59 | 2.86 | |
| 4/1/1927 | 213.49 | 2.45 | |
| 3/1/1927 | 208.39 | 2.13 | |
| 2/1/1927 | 204.05 | 2.53 | |
| 1/1/1927 | 199.02 | 0.46 | |
| 12/1/1926 | 198.1 | 2.28 | |
| 11/1/1926 | 193.69 | 0.73 | |
| 10/1/1926 | 192.28 | -2.81 | |
| 9/1/1926 | 197.83 | 0.94 | |
| 8/1/1926 | 195.98 | 4.56 | |
| 7/1/1926 | 187.44 | 5.40 | |
| 6/1/1926 | 177.83 | 5.35 | |
| 5/1/1926 | 168.8 | 1.26 | |
| 4/1/1926 | 166.7 | -3.33 | |
| 3/1/1926 | 172.45 | -6.27 | |
| 2/1/1926 | 183.98 | 0.16 | |
| 1/1/1926 | 183.69 | 1.53 | |
| 12/1/1925 | 180.93 | 2.20 | |
| 11/1/1925 | 177.03 | 1.39 | |
| 10/1/1925 | 174.6 | 3.30 | |
| 9/1/1925 | 169.02 | 2.31 | |
| 8/1/1925 | 165.2 | 1.35 | |
| 7/1/1925 | 163 | 1.61 | |
| 6/1/1925 | 160.41 | 0.63 | |
| 5/1/1925 | 159.41 | 2.61 | |
| 4/1/1925 | 155.35 | -0.48 | |
| 3/1/1925 | 156.1 | -3.19 | |
| 2/1/1925 | 161.24 | 1.43 | |
| 1/1/1925 | 158.96 | 4.13 | |
| 12/1/1924 | 152.65 | 4.79 | |
| 11/1/1924 | 145.67 | 5.58 | |
| 10/1/1924 | 137.97 | -1.87 | |
| 9/1/1924 | 140.6 | -1.54 | |
| 8/1/1924 | 142.8 | 4.04 | |
| 7/1/1924 | 137.25 | 4.02 | |
| 6/1/1924 | 131.95 | 1.89 | |
| 5/1/1924 | 129.5 | -0.35 | |
| 4/1/1924 | 129.96 | -1.72 | |
| 3/1/1924 | 132.24 | -1.34 | |
| 2/1/1924 | 134.04 | 1.04 | |
| 1/1/1924 | 132.66 | 3.27 | |
| 12/1/1923 | 128.46 | 3.39 | |
| 11/1/1923 | 124.25 | 2.99 | |
| 10/1/1923 | 120.64 | -2.05 | |
| 9/1/1923 | 123.16 | 0.03 | |
| 8/1/1923 | 123.12 | 1.08 | |
| 7/1/1923 | 121.8 | -4.48 | |
| 6/1/1923 | 127.51 | -4.37 | |
| 5/1/1923 | 133.34 | -4.73 | |
| 4/1/1923 | 139.96 | -4.06 | |
| 3/1/1923 | 145.89 | 1.62 | |
| 2/1/1923 | 143.57 | 4.27 | |
| 1/1/1923 | 137.69 | 1.97 | |
| 12/1/1922 | 135.03 | -0.82 | |
| 11/1/1922 | 136.15 | -5.53 | |
| 10/1/1922 | 144.12 | 1.59 | |
| 9/1/1922 | 141.86 | 2.60 | |
| 8/1/1922 | 138.26 | 5.01 | |
| 7/1/1922 | 131.66 | 0.11 | |
| 6/1/1922 | 131.52 | -0.93 | |
| 5/1/1922 | 132.76 | 3.90 | |
| 4/1/1922 | 127.78 | 6.08 | |
| 3/1/1922 | 120.46 | 4.99 | |
| 2/1/1922 | 114.73 | 2.19 | |
| 1/1/1922 | 112.27 | 2.22 | |
| 12/1/1921 | 109.83 | 4.14 | |
| 11/1/1921 | 105.46 | 5.98 | |
| 10/1/1921 | 99.51 | 1.36 | |
| 9/1/1921 | 98.17 | 3.64 | |
| 8/1/1921 | 94.72 | -1.22 | |
| 7/1/1921 | 95.89 | -0.87 | |
| 6/1/1921 | 96.73 | -7.48 | |
| 5/1/1921 | 104.55 | 5.36 | |
| 4/1/1921 | 99.23 | 1.55 | |
| 3/1/1921 | 97.72 | -2.02 | |
| 2/1/1921 | 99.73 | 2.54 | |
| 1/1/1921 | 97.26 | 6.60 | |
| 12/1/1920 | 91.24 | -7.08 | |
| 11/1/1920 | 98.19 | -4.60 | |
| 10/1/1920 | 102.92 | 0.63 | |
| 9/1/1920 | 102.28 | 5.11 | |
| 8/1/1920 | 97.31 | -1.55 | |
| 7/1/1920 | 98.84 | 0.35 | |
| 6/1/1920 | 98.5 | -3.15 | |
| 5/1/1920 | 101.7 | -7.64 | |
| 4/1/1920 | 110.11 | -3.74 | |
| 3/1/1920 | 114.39 | 5.95 | |
| 2/1/1920 | 107.97 | -9.21 | |
| 1/1/1920 | 118.92 | -3.06 | |
| 12/1/1919 | 122.67 | -5.00 | |
| 11/1/1919 | 129.12 | -5.05 | |
| 10/1/1919 | 135.99 | 3.36 | |
| 9/1/1919 | 131.57 | 1.01 | |
| 8/1/1919 | 130.25 | -8.31 | |
| 7/1/1919 | 142.06 | 0.29 | |
| 6/1/1919 | 141.65 | 2.67 | |
| 5/1/1919 | 137.96 | 5.65 | |
| 4/1/1919 | 130.58 | 1.47 | |
| 3/1/1919 | 128.69 | 1.79 | |
| 2/1/1919 | 126.43 | 2.24 | |
| 1/1/1919 | 123.66 | -0.63 | |
| 12/1/1918 | 124.45 | -3.17 | |
| 11/1/1918 | 128.52 | 0.66 | |
| 10/1/1918 | 127.68 | 2.28 | |
| 9/1/1918 | 124.83 | -2.42 | |
| 8/1/1918 | 127.93 | -1.04 | |
| 7/1/1918 | 129.27 | -1.87 | |
| 6/1/1918 | 131.73 | -1.22 | |
| 5/1/1918 | 133.36 | 1.05 | |
| 4/1/1918 | 131.97 | -2.36 | |
| 3/1/1918 | 135.16 | -1.31 | |
| 2/1/1918 | 136.96 | 2.32 | |
| 1/1/1918 | 133.86 | 3.76 | |
| 12/1/1917 | 129.01 | -4.82 | |
| 11/1/1917 | 135.54 | -8.33 | |
| 10/1/1917 | 147.86 | -6.82 | |
| 9/1/1917 | 158.69 | -6.95 | |
| 8/1/1917 | 170.55 | -4.45 | |
| 7/1/1917 | 178.49 | -1.24 | |
| 6/1/1917 | 180.74 | 0.46 | |
| 5/1/1917 | 179.91 | -4.89 | |
| 4/1/1917 | 189.16 | -6.19 | |
| 3/1/1917 | 201.65 | 3.10 | |
| 2/1/1917 | 195.59 | -8.00 | |
| 1/1/1917 | 212.6 | -3.18 | |
| 12/1/1916 | 219.59 | -4.84 | |
| 11/1/1916 | 230.76 | 0.52 | |
| 10/1/1916 | 229.56 | 1.27 | |
| 9/1/1916 | 226.67 | 2.21 | |
| 8/1/1916 | 221.76 | -0.17 | |
| 7/1/1916 | 222.13 | -1.39 | |
| 6/1/1916 | 225.26 | 0.04 | |
| 5/1/1916 | 225.18 | 1.25 | |
| 4/1/1916 | 222.4 | -2.03 | |
| 3/1/1916 | 227 | -1.27 | |
| 2/1/1916 | 229.93 | -1.39 | |
| 1/1/1916 | 233.18 | -2.53 | |
| 12/1/1915 | 239.23 | 0.21 | |
| 11/1/1915 | 238.72 | 2.49 | |
| 10/1/1915 | 232.91 | 4.51 | |
| 9/1/1915 | 222.86 | 3.71 | |
| 8/1/1915 | 214.88 | 4.24 | |
| 7/1/1915 | 206.13 | -0.38 | |
| 6/1/1915 | 206.91 | 1.13 | |
| 5/1/1915 | 204.59 | -3.30 | |
| 4/1/1915 | 211.57 | 6.45 | |
| 3/1/1915 | 198.75 | 3.61 | |
| 2/1/1915 | 191.82 | -0.35 | |
| 1/1/1915 | 192.49 | 1.77 | |
| 12/1/1914 | 189.15 | -3.35 | |
| 11/1/1914 | 195.7 | -0.98 | |
| 10/1/1914 | 197.64 | 0.99 | |
| 9/1/1914 | 195.7 | 0.00 | |
| 8/1/1914 | 195.7 | -1.96 | |
| 7/1/1914 | 199.62 | -6.48 | |
| 6/1/1914 | 213.45 | -0.49 | |
| 5/1/1914 | 214.5 | -0.40 | |
| 4/1/1914 | 215.36 | -1.41 | |
| 3/1/1914 | 218.44 | -1.89 | |
| 2/1/1914 | 222.64 | 2.34 | |
| 1/1/1914 | 217.55 | 4.11 | |
| 12/1/1913 | 208.97 | 0.87 | |
| 11/1/1913 | 207.16 | -3.51 | |
| 10/1/1913 | 214.69 | -3.17 | |
| 9/1/1913 | 221.71 | -0.06 | |
| 8/1/1913 | 221.85 | 2.68 | |
| 7/1/1913 | 216.07 | 0.33 | |
| 6/1/1913 | 215.36 | -6.00 | |
| 5/1/1913 | 229.1 | -1.73 | |
| 4/1/1913 | 233.13 | -0.12 | |
| 3/1/1913 | 233.4 | -1.89 | |
| 2/1/1913 | 237.9 | -3.55 | |
| 1/1/1913 | 246.66 | -1.86 | |
| 12/1/1912 | 251.34 | -2.60 | |
| 11/1/1912 | 258.06 | -1.12 | |
| 10/1/1912 | 260.98 | -0.20 | |
| 9/1/1912 | 261.51 | -0.52 | |
| 8/1/1912 | 262.87 | 1.35 | |
| 7/1/1912 | 259.38 | 0.10 | |
| 6/1/1912 | 259.11 | 0.94 | |
| 5/1/1912 | 256.7 | -0.11 | |
| 4/1/1912 | 256.97 | 0.14 | |
| 3/1/1912 | 256.61 | 0.80 | |
| 2/1/1912 | 254.57 | -1.95 | |
| 1/1/1912 | 259.63 | -0.88 | |
| 12/1/1911 | 261.93 | 1.44 | |
| 11/1/1911 | 258.21 | 5.15 | |
| 10/1/1911 | 245.56 | 0.58 | |
| 9/1/1911 | 244.15 | -6.48 | |
| 8/1/1911 | 261.06 | -7.70 | |
| 7/1/1911 | 282.83 | -1.54 | |
| 6/1/1911 | 287.25 | 2.01 | |
| 5/1/1911 | 281.6 | 2.15 | |
| 4/1/1911 | 275.66 | 2.87 | |
| 3/1/1911 | 267.97 | -2.26 | |
| 2/1/1911 | 274.16 | 5.03 | |
| 1/1/1911 | 261.04 | 2.43 | |
| 12/1/1910 | 254.85 | -2.79 | |
| 11/1/1910 | 262.17 | 1.95 | |
| 10/1/1910 | 257.16 | 7.71 | |
| 9/1/1910 | 238.75 | 1.72 | |
| 8/1/1910 | 234.72 | 3.47 | |
| 7/1/1910 | 226.84 | -5.05 | |
| 6/1/1910 | 238.91 | -3.95 | |
| 5/1/1910 | 248.73 | 0.23 | |
| 4/1/1910 | 248.17 | -3.27 | |
| 3/1/1910 | 256.57 | 0.54 | |
| 2/1/1910 | 255.19 | -3.57 | |
| 1/1/1910 | 264.64 | -1.25 | |
| 12/1/1909 | 267.98 | 0.27 | |
| 11/1/1909 | 267.27 | -1.49 | |
| 10/1/1909 | 271.32 | -1.56 | |
| 9/1/1909 | 275.61 | -0.94 | |
| 8/1/1909 | 278.23 | 1.44 | |
| 7/1/1909 | 274.27 | 1.43 | |
| 6/1/1909 | 270.4 | 0.69 | |
| 5/1/1909 | 268.56 | 2.33 | |
| 4/1/1909 | 262.45 | 2.33 | |
| 3/1/1909 | 256.47 | 1.36 | |
| 2/1/1909 | 253.02 | -3.94 | |
| 1/1/1909 | 263.41 | 1.46 | |
| 12/1/1908 | 259.63 | 1.13 | |
| 11/1/1908 | 256.72 | 5.70 | |
| 10/1/1908 | 242.88 | 0.08 | |
| 9/1/1908 | 242.69 | -1.09 | |
| 8/1/1908 | 245.36 | 4.29 | |
| 7/1/1908 | 235.26 | 2.60 | |
| 6/1/1908 | 229.3 | 0.13 | |
| 5/1/1908 | 229 | 5.38 | |
| 4/1/1908 | 217.3 | 4.17 | |
| 3/1/1908 | 208.6 | 4.09 | |
| 2/1/1908 | 200.4 | -2.52 | |
| 1/1/1908 | 205.59 | 5.34 | |
| 12/1/1907 | 195.16 | 7.40 | |
| 11/1/1907 | 181.71 | -1.87 | |
| 10/1/1907 | 185.18 | -11.73 | |
| 9/1/1907 | 209.79 | -1.07 | |
| 8/1/1907 | 212.05 | -7.49 | |
| 7/1/1907 | 229.22 | 3.82 | |
| 6/1/1907 | 220.78 | -4.26 | |
| 5/1/1907 | 230.6 | -5.46 | |
| 4/1/1907 | 243.93 | 0.48 | |
| 3/1/1907 | 242.76 | -8.82 | |
| 2/1/1907 | 266.24 | -5.18 | |
| 1/1/1907 | 280.77 | -1.86 | |
| 12/1/1906 | 286.08 | -1.91 | |
| 11/1/1906 | 291.64 | 0.90 | |
| 10/1/1906 | 289.03 | -5.10 | |
| 9/1/1906 | 304.55 | 2.00 | |
| 8/1/1906 | 298.58 | 4.99 | |
| 7/1/1906 | 284.4 | 0.71 | |
| 6/1/1906 | 282.39 | 1.31 | |
| 5/1/1906 | 278.74 | -3.68 | |
| 4/1/1906 | 289.38 | -1.36 | |
| 3/1/1906 | 293.37 | -2.45 | |
| 2/1/1906 | 300.73 | -0.71 | |
| 1/1/1906 | 302.88 | 3.46 | |
| 12/1/1905 | 292.75 | 1.26 | |
| 11/1/1905 | 289.11 | -1.60 | |
| 10/1/1905 | 293.82 | 1.41 | |
| 9/1/1905 | 289.74 | 1.42 | |
| 8/1/1905 | 285.69 | 2.60 | |
| 7/1/1905 | 278.44 | 3.14 | |
| 6/1/1905 | 269.96 | 1.18 | |
| 5/1/1905 | 266.82 | -3.89 | |
| 4/1/1905 | 277.62 | -1.21 | |
| 3/1/1905 | 281.03 | 4.07 | |
| 2/1/1905 | 270.04 | 4.39 | |
| 1/1/1905 | 258.69 | 2.18 | |
| 12/1/1904 | 253.17 | 0.98 | |
| 11/1/1904 | 250.71 | 3.05 | |
| 10/1/1904 | 243.28 | 5.88 | |
| 9/1/1904 | 229.78 | 3.16 | |
| 8/1/1904 | 222.74 | 2.25 | |
| 7/1/1904 | 217.83 | 4.15 | |
| 6/1/1904 | 209.16 | 0.16 | |
| 5/1/1904 | 208.83 | 0.19 | |
| 4/1/1904 | 208.44 | 3.58 | |
| 3/1/1904 | 201.23 | 0.89 | |
| 2/1/1904 | 199.46 | -4.88 | |
| 1/1/1904 | 209.69 | -0.66 | |
| 12/1/1903 | 211.08 | 4.61 | |
| 11/1/1903 | 201.77 | 1.44 | |
| 10/1/1903 | 198.91 | -2.06 | |
| 9/1/1903 | 203.1 | -3.59 | |
| 8/1/1903 | 210.67 | -3.21 | |
| 7/1/1903 | 217.66 | -4.59 | |
| 6/1/1903 | 228.14 | -5.53 | |
| 5/1/1903 | 241.49 | 0.34 | |
| 4/1/1903 | 240.66 | -4.09 | |
| 3/1/1903 | 250.91 | -0.59 | |
| 2/1/1903 | 252.41 | -0.59 | |
| 1/1/1903 | 253.92 | 3.88 | |
| 12/1/1902 | 244.43 | -3.33 | |
| 11/1/1902 | 252.86 | -0.67 | |
| 10/1/1902 | 254.57 | -9.47 | |
| 9/1/1902 | 281.21 | -0.87 | |
| 8/1/1902 | 283.69 | 3.82 | |
| 7/1/1902 | 273.26 | 2.26 | |
| 6/1/1902 | 267.23 | -1.69 | |
| 5/1/1902 | 271.81 | -1.47 | |
| 4/1/1902 | 275.86 | 2.25 | |
| 3/1/1902 | 269.79 | 0.12 | |
| 2/1/1902 | 269.46 | 0.86 | |
| 1/1/1902 | 267.16 | 3.30 | |
| 12/1/1901 | 258.62 | -2.72 | |
| 11/1/1901 | 265.84 | 0.86 | |
| 10/1/1901 | 263.58 | -1.13 | |
| 9/1/1901 | 266.58 | -1.65 | |
| 8/1/1901 | 271.04 | 0.07 | |
| 7/1/1901 | 270.85 | -7.81 | |
| 6/1/1901 | 293.79 | 9.96 | |
| 5/1/1901 | 267.18 | -5.04 | |
| 4/1/1901 | 281.35 | 9.69 | |
| 3/1/1901 | 256.5 | 3.59 | |
| 2/1/1901 | 247.62 | 3.89 | |
| 1/1/1901 | 238.34 | 1.58 | |
| 12/1/1900 | 234.64 | 7.41 | |
| 11/1/1900 | 218.45 | 7.82 | |
| 10/1/1900 | 202.61 | 4.83 | |
| 9/1/1900 | 193.27 | -3.49 | |
| 8/1/1900 | 200.25 | 2.55 | |
| 7/1/1900 | 195.27 | -1.15 | |
| 6/1/1900 | 197.55 | -1.85 | |
| 5/1/1900 | 201.27 | -2.41 | |
| 4/1/1900 | 206.24 | 1.28 | |
| 3/1/1900 | 203.64 | 0.81 | |
| 2/1/1900 | 202.01 | 0.65 | |
| 1/1/1900 | 200.7 | 1.33 | |
| 12/1/1899 | 198.06 | -7.99 | |
| 11/1/1899 | 215.27 | 0.72 | |
| 10/1/1899 | 213.73 | -1.76 | |
| 9/1/1899 | 217.57 | -4.72 | |
| 8/1/1899 | 228.36 | 1.15 | |
| 7/1/1899 | 225.77 | 2.17 | |
| 6/1/1899 | 220.97 | -3.62 | |
| 5/1/1899 | 229.27 | -4.17 | |
| 4/1/1899 | 239.24 | -0.05 | |
| 3/1/1899 | 239.35 | 1.43 | |
| 2/1/1899 | 235.98 | 0.95 | |
| 1/1/1899 | 233.77 | 7.61 | |
| 12/1/1898 | 217.24 | 4.63 | |
| 11/1/1898 | 207.62 | 3.30 | |
| 10/1/1898 | 200.99 | -2.09 | |
| 9/1/1898 | 205.28 | -0.19 | |
| 8/1/1898 | 205.67 | 3.74 | |
| 7/1/1898 | 198.26 | 1.91 | |
| 6/1/1898 | 194.55 | 11.12 | |
| 5/1/1898 | 175.08 | -0.36 | |
| 4/1/1898 | 175.71 | -1.72 | |
| 3/1/1898 | 178.79 | -4.52 | |
| 2/1/1898 | 187.25 | -1.68 | |
| 1/1/1898 | 190.45 | 2.73 | |
| 12/1/1897 | 185.38 | 2.15 | |
| 11/1/1897 | 181.47 | -3.53 | |
| 10/1/1897 | 188.11 | -1.76 | |
| 9/1/1897 | 191.48 | 1.89 | |
| 8/1/1897 | 187.92 | 1.80 | |
| 7/1/1897 | 184.59 | 4.45 | |
| 6/1/1897 | 176.73 | 4.66 | |
| 5/1/1897 | 168.86 | 1.93 | |
| 4/1/1897 | 165.66 | -1.58 | |
| 3/1/1897 | 168.32 | 0.24 | |
| 2/1/1897 | 167.92 | -0.95 | |
| 1/1/1897 | 169.53 | 2.94 | |
| 12/1/1896 | 164.69 | -3.66 | |
| 11/1/1896 | 170.94 | 3.78 | |
| 10/1/1896 | 164.71 | -0.76 | |
| 9/1/1896 | 165.97 | 5.25 | |
| 8/1/1896 | 157.69 | -5.69 | |
| 7/1/1896 | 167.21 | -6.48 | |
| 6/1/1896 | 178.8 | -0.41 | |
| 5/1/1896 | 179.54 | 1.12 | |
| 4/1/1896 | 177.56 | 2.47 | |
| 3/1/1896 | 173.28 | -1.57 | |
| 2/1/1896 | 176.05 | 5.65 | |
| 1/1/1896 | 166.64 | 0.33 | |
| 12/1/1895 | 166.1 | -4.63 | |
| 11/1/1895 | 174.16 | -3.37 | |
| 10/1/1895 | 180.24 | -1.45 | |
| 9/1/1895 | 182.89 | 0.63 | |
| 8/1/1895 | 181.75 | 2.96 | |
| 7/1/1895 | 176.52 | 1.73 | |
| 6/1/1895 | 173.52 | 0.64 | |
| 5/1/1895 | 172.41 | 3.97 | |
| 4/1/1895 | 165.82 | 0.04 | |
| 3/1/1895 | 165.76 | 0.00 | |
| 2/1/1895 | 165.76 | -1.42 | |
| 1/1/1895 | 168.14 | -1.16 | |
| 12/1/1894 | 170.11 | 0.43 | |
| 11/1/1894 | 169.38 | 0.00 | |
| 10/1/1894 | 169.38 | -0.36 | |
| 9/1/1894 | 169.99 | 0.25 | |
| 8/1/1894 | 169.56 | 0.84 | |
| 7/1/1894 | 168.14 | -2.07 | |
| 6/1/1894 | 171.7 | -1.36 | |
| 5/1/1894 | 174.07 | -3.72 | |
| 4/1/1894 | 180.8 | 1.33 | |
| 3/1/1894 | 178.42 | 5.94 | |
| 2/1/1894 | 168.41 | 2.74 | |
| 1/1/1894 | 163.92 | 0.68 | |
| 12/1/1893 | 162.82 | -2.13 | |
| 11/1/1893 | 166.36 | 4.26 | |
| 10/1/1893 | 159.57 | 1.57 | |
| 9/1/1893 | 157.1 | 2.96 | |
| 8/1/1893 | 152.58 | 1.54 | |
| 7/1/1893 | 150.27 | -6.95 | |
| 6/1/1893 | 161.49 | -2.31 | |
| 5/1/1893 | 165.31 | -7.65 | |
| 4/1/1893 | 179.01 | 1.17 | |
| 3/1/1893 | 176.94 | -1.28 | |
| 2/1/1893 | 179.24 | -2.89 | |
| 1/1/1893 | 184.57 | -1.92 | |
| 12/1/1892 | 188.19 | -2.25 | |
| 11/1/1892 | 192.52 | -2.88 | |
| 10/1/1892 | 198.22 | 2.01 | |
| 9/1/1892 | 194.32 | -2.49 | |
| 8/1/1892 | 199.28 | 0.06 | |
| 7/1/1892 | 199.16 | -2.63 | |
| 6/1/1892 | 204.54 | -0.54 | |
| 5/1/1892 | 205.65 | 0.00 | |
| 4/1/1892 | 205.65 | 1.24 | |
| 3/1/1892 | 203.13 | 3.78 | |
| 2/1/1892 | 195.74 | 0.18 | |
| 1/1/1892 | 195.38 | 4.49 | |
| 12/1/1891 | 186.99 | 3.05 | |
| 11/1/1891 | 181.46 | -0.32 | |
| 10/1/1891 | 182.05 | 0.00 | |
| 9/1/1891 | 182.05 | 9.54 | |
| 8/1/1891 | 166.2 | 3.35 | |
| 7/1/1891 | 160.81 | -0.50 | |
| 6/1/1891 | 161.62 | 0.37 | |
| 5/1/1891 | 161.03 | 0.85 | |
| 4/1/1891 | 159.68 | 2.05 | |
| 3/1/1891 | 156.47 | -2.94 | |
| 2/1/1891 | 161.21 | -0.04 | |
| 1/1/1891 | 161.28 | 6.57 | |
| 12/1/1890 | 151.34 | -2.34 | |
| 11/1/1890 | 154.96 | -5.05 | |
| 10/1/1890 | 163.21 | -4.51 | |
| 9/1/1890 | 170.92 | -2.88 | |
| 8/1/1890 | 175.99 | -5.77 | |
| 7/1/1890 | 186.76 | -0.72 | |
| 6/1/1890 | 188.11 | -0.71 | |
| 5/1/1890 | 189.46 | 2.92 | |
| 4/1/1890 | 184.09 | 2.08 | |
| 3/1/1890 | 180.34 | -0.75 | |
| 2/1/1890 | 181.7 | -1.12 | |
| 1/1/1890 | 183.75 | 3.65 | |
| 12/1/1889 | 177.28 | -1.71 | |
| 11/1/1889 | 180.36 | -0.92 | |
| 10/1/1889 | 182.04 | -1.82 | |
| 9/1/1889 | 185.41 | 1.09 | |
| 8/1/1889 | 183.41 | 1.32 | |
| 7/1/1889 | 181.02 | -2.03 | |
| 6/1/1889 | 184.78 | 1.70 | |
| 5/1/1889 | 181.7 | 5.27 | |
| 4/1/1889 | 172.61 | -0.20 | |
| 3/1/1889 | 172.95 | -0.82 | |
| 2/1/1889 | 174.38 | 2.30 | |
| 1/1/1889 | 170.46 | 5.65 | |
| 12/1/1888 | 161.35 | -1.91 | |
| 11/1/1888 | 164.49 | -3.24 | |
| 10/1/1888 | 170 | -1.65 | |
| 9/1/1888 | 172.85 | 2.48 | |
| 8/1/1888 | 168.67 | 2.14 | |
| 7/1/1888 | 165.14 | 1.33 | |
| 6/1/1888 | 162.98 | -1.88 | |
| 5/1/1888 | 166.1 | 2.50 | |
| 4/1/1888 | 162.05 | 1.62 | |
| 3/1/1888 | 159.47 | -3.78 | |
| 2/1/1888 | 165.74 | 0.52 | |
| 1/1/1888 | 164.89 | -0.33 | |
| 12/1/1887 | 165.43 | -2.85 | |
| 11/1/1887 | 170.28 | 0.66 | |
| 10/1/1887 | 169.16 | -4.43 | |
| 9/1/1887 | 177.01 | -0.16 | |
| 8/1/1887 | 177.29 | -3.60 | |
| 7/1/1887 | 183.92 | -1.33 | |
| 6/1/1887 | 186.4 | -1.67 | |
| 5/1/1887 | 189.56 | 1.73 | |
| 4/1/1887 | 186.34 | 2.29 | |
| 3/1/1887 | 182.17 | 2.35 | |
| 2/1/1887 | 177.99 | -1.94 | |
| 1/1/1887 | 181.52 | -3.42 | |
| 12/1/1886 | 187.94 | -3.71 | |
| 11/1/1886 | 195.19 | 2.48 | |
| 10/1/1886 | 190.47 | 2.54 | |
| 9/1/1886 | 185.75 | 2.61 | |
| 8/1/1886 | 181.03 | -0.56 | |
| 7/1/1886 | 182.05 | 0.33 | |
| 6/1/1886 | 181.46 | 5.83 | |
| 5/1/1886 | 171.46 | 0.50 | |
| 4/1/1886 | 170.61 | -0.09 | |
| 3/1/1886 | 170.76 | -0.96 | |
| 2/1/1886 | 172.41 | 1.92 | |
| 1/1/1886 | 169.16 | 2.38 | |
| 12/1/1885 | 165.23 | -3.07 | |
| 11/1/1885 | 170.46 | 5.31 | |
| 10/1/1885 | 161.87 | 5.80 | |
| 9/1/1885 | 152.99 | -0.15 | |
| 8/1/1885 | 153.22 | 5.60 | |
| 7/1/1885 | 145.09 | 2.56 | |
| 6/1/1885 | 141.47 | 1.93 | |
| 5/1/1885 | 138.79 | 1.17 | |
| 4/1/1885 | 137.18 | -1.43 | |
| 3/1/1885 | 139.17 | 2.56 | |
| 2/1/1885 | 135.7 | 1.95 | |
| 1/1/1885 | 133.1 | -2.30 | |
| 12/1/1884 | 136.24 | 0.86 | |
| 11/1/1884 | 135.08 | 0.19 | |
| 10/1/1884 | 134.82 | -2.13 | |
| 9/1/1884 | 137.76 | -2.16 | |
| 8/1/1884 | 140.8 | 6.28 | |
| 7/1/1884 | 132.48 | 1.14 | |
| 6/1/1884 | 130.99 | -4.09 | |
| 5/1/1884 | 136.57 | -6.13 | |
| 4/1/1884 | 145.49 | -2.52 | |
| 3/1/1884 | 149.25 | -0.37 | |
| 2/1/1884 | 149.81 | 2.70 | |
| 1/1/1884 | 145.87 | -3.00 | |
| 12/1/1883 | 150.38 | -3.26 | |
| 11/1/1883 | 155.44 | 2.60 | |
| 10/1/1883 | 151.5 | -2.72 | |
| 9/1/1883 | 155.73 | 2.08 | |
| 8/1/1883 | 152.55 | -4.54 | |
| 7/1/1883 | 159.8 | 0.46 | |
| 6/1/1883 | 159.07 | 3.95 | |
| 5/1/1883 | 153.03 | -0.70 | |
| 4/1/1883 | 154.11 | 3.01 | |
| 3/1/1883 | 149.6 | 2.24 | |
| 2/1/1883 | 146.32 | -3.20 | |
| 1/1/1883 | 151.16 | -0.51 | |
| 12/1/1882 | 151.94 | 1.52 | |
| 11/1/1882 | 149.67 | -3.43 | |
| 10/1/1882 | 154.98 | -1.77 | |
| 9/1/1882 | 157.77 | 3.72 | |
| 8/1/1882 | 152.11 | 2.12 | |
| 7/1/1882 | 148.95 | 6.55 | |
| 6/1/1882 | 139.8 | -1.38 | |
| 5/1/1882 | 141.75 | -2.15 | |
| 4/1/1882 | 144.87 | -0.87 | |
| 3/1/1882 | 146.14 | -0.17 | |
| 2/1/1882 | 146.39 | -3.15 | |
| 1/1/1882 | 151.15 | -1.50 | |
| 12/1/1881 | 153.45 | -2.90 | |
| 11/1/1881 | 158.04 | 1.63 | |
| 10/1/1881 | 155.5 | -2.56 | |
| 9/1/1881 | 159.58 | -2.96 | |
| 8/1/1881 | 164.44 | -4.26 | |
| 7/1/1881 | 171.75 | -4.50 | |
| 6/1/1881 | 179.84 | 1.23 | |
| 5/1/1881 | 177.65 | 5.60 | |
| 4/1/1881 | 168.23 | -1.36 | |
| 3/1/1881 | 170.55 | 1.14 | |
| 2/1/1881 | 168.63 | -1.27 | |
| 1/1/1881 | 170.8 | 7.01 | |
| 12/1/1880 | 159.61 | 3.11 | |
| 11/1/1880 | 154.79 | 4.14 | |
| 10/1/1880 | 148.64 | 2.89 | |
| 9/1/1880 | 144.46 | -1.16 | |
| 8/1/1880 | 146.15 | 3.59 | |
| 7/1/1880 | 141.08 | 4.59 | |
| 6/1/1880 | 134.89 | 2.49 | |
| 5/1/1880 | 131.61 | -5.18 | |
| 4/1/1880 | 138.8 | 1.66 | |
| 3/1/1880 | 136.53 | 0.92 | |
| 2/1/1880 | 135.29 | 1.76 | |
| 1/1/1880 | 132.95 | 0.85 | |
| 12/1/1879 | 131.83 | -3.09 | |
| 11/1/1879 | 136.03 | -0.02 | |
| 10/1/1879 | 136.06 | 5.07 | |
| 9/1/1879 | 129.5 | 0.14 | |
| 8/1/1879 | 129.32 | 0.74 | |
| 7/1/1879 | 128.37 | 0.90 | |
| 6/1/1879 | 127.23 | 1.63 | |
| 5/1/1879 | 125.19 | 4.51 | |
| 4/1/1879 | 119.79 | 4.55 | |
| 3/1/1879 | 114.58 | -0.55 | |
| 2/1/1879 | 115.21 | 2.52 | |
| 1/1/1879 | 112.38 | 2.52 | |
| 12/1/1878 | 109.62 | 1.73 | |
| 11/1/1878 | 107.76 | 0.91 | |
| 10/1/1878 | 106.79 | -0.08 | |
| 9/1/1878 | 106.88 | 2.02 | |
| 8/1/1878 | 104.76 | -1.90 | |
| 7/1/1878 | 106.79 | 0.85 | |
| 6/1/1878 | 105.89 | 4.41 | |
| 5/1/1878 | 101.42 | 3.70 | |
| 4/1/1878 | 97.8 | 3.82 | |
| 3/1/1878 | 94.2 | 4.05 | |
| 2/1/1878 | 90.53 | -1.08 | |
| 1/1/1878 | 91.52 | 3.03 | |
| 12/1/1877 | 88.83 | -0.30 | |
| 11/1/1877 | 89.1 | 0.46 | |
| 10/1/1877 | 88.69 | 2.15 | |
| 9/1/1877 | 86.82 | 7.33 | |
| 8/1/1877 | 80.89 | 11.16 | |
| 7/1/1877 | 72.77 | 3.48 | |
| 6/1/1877 | 70.32 | -1.90 | |
| 5/1/1877 | 71.68 | -1.79 | |
| 4/1/1877 | 72.99 | -9.82 | |
| 3/1/1877 | 80.94 | -0.61 | |
| 2/1/1877 | 81.44 | -3.44 | |
| 1/1/1877 | 84.34 | -2.56 | |
| 12/1/1876 | 86.56 | -2.31 | |
| 11/1/1876 | 88.61 | -2.74 | |
| 10/1/1876 | 91.11 | -2.35 | |
| 9/1/1876 | 93.3 | -7.02 | |
| 8/1/1876 | 100.34 | -5.00 | |
| 7/1/1876 | 105.62 | -1.20 | |
| 6/1/1876 | 106.9 | 2.03 | |
| 5/1/1876 | 104.77 | -0.15 | |
| 4/1/1876 | 104.93 | -2.88 | |
| 3/1/1876 | 108.04 | -0.22 | |
| 2/1/1876 | 108.28 | 1.35 | |
| 1/1/1876 | 106.84 | 2.91 | |
| 12/1/1875 | 103.82 | 0.91 | |
| 11/1/1875 | 102.88 | 2.45 | |
| 10/1/1875 | 100.42 | -1.60 | |
| 9/1/1875 | 102.05 | -0.02 | |
| 8/1/1875 | 102.07 | -0.44 | |
| 7/1/1875 | 102.52 | 0.22 | |
| 6/1/1875 | 102.29 | -0.34 | |
| 5/1/1875 | 102.64 | -1.40 | |
| 4/1/1875 | 104.1 | 0.43 | |
| 3/1/1875 | 103.65 | 1.32 | |
| 2/1/1875 | 102.3 | -0.21 | |
| 1/1/1875 | 102.52 | 0.00 | |
| 12/1/1874 | 102.52 | -0.66 | |
| 11/1/1874 | 103.2 | 1.76 | |
| 10/1/1874 | 101.42 | 1.42 | |
| 9/1/1874 | 100 | 1.56 | |
| 8/1/1874 | 98.46 | 0.98 | |
| 7/1/1874 | 97.5 | -0.75 | |
| 6/1/1874 | 98.24 | 1.92 | |
| 5/1/1874 | 96.39 | -1.80 | |
| 4/1/1874 | 98.16 | -1.24 | |
| 3/1/1874 | 99.39 | -1.46 | |
| 2/1/1874 | 100.86 | 3.00 | |
| 1/1/1874 | 97.92 | 3.82 | |
| 12/1/1873 | 94.32 | 6.79 | |
| 11/1/1873 | 88.32 | -0.50 | |
| 10/1/1873 | 88.76 | -6.56 | |
| 9/1/1873 | 94.99 | -7.64 | |
| 8/1/1873 | 102.85 | 0.00 | |
| 7/1/1873 | 102.85 | -0.20 | |
| 6/1/1873 | 103.06 | 1.60 | |
| 5/1/1873 | 101.44 | 2.44 | |
| 4/1/1873 | 99.02 | -1.36 | |
| 3/1/1873 | 100.39 | -0.78 | |
| 2/1/1873 | 101.18 | -1.42 | |
| 1/1/1873 | 102.64 | 0.79 | |
| 12/1/1872 | 101.84 | 3.93 | |
| 11/1/1872 | 97.99 | -3.29 | |
| 10/1/1872 | 101.32 | 2.61 | |
| 9/1/1872 | 98.74 | -2.47 | |
| 8/1/1872 | 101.24 | -1.94 | |
| 7/1/1872 | 103.24 | 0.89 | |
| 6/1/1872 | 102.33 | -0.20 | |
| 5/1/1872 | 102.54 | 0.00 | |
| 4/1/1872 | 102.54 | 0.51 | |
| 3/1/1872 | 102.02 | 1.75 | |
| 2/1/1872 | 100.27 | 0.41 | |
| 1/1/1872 | 99.86 | 2.54 | |
| 12/1/1871 | 97.39 | -0.11 | |
| 11/1/1871 | 97.5 | 1.10 | |
| 10/1/1871 | 96.44 | -6.62 | |
| 9/1/1871 | 103.28 | -1.37 | |
| 8/1/1871 | 104.71 | 2.89 | |
| 7/1/1871 | 101.77 | -1.87 | |
| 6/1/1871 | 103.71 | 0.74 | |
| 5/1/1871 | 102.95 | 4.95 | |
| 4/1/1871 | 98.09 | 6.67 | |
| 3/1/1871 | 91.96 | 0.96 | |
| 2/1/1871 | 91.09 | -1.65 | |
| 1/1/1871 | 92.62 | 0.0 |
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