JSON Performance on iPhone 3GS iOS 5

gistfile1.txt

2011-10-26 17:11:01.966 JSONPerfTest[195:707] SBJSON-twitter_public.json 19.425
2011-10-26 17:11:09.877 JSONPerfTest[195:707] YAJL-twitter_public.json 7.879
2011-10-26 17:11:20.179 JSONPerfTest[195:707] TouchJSON-twitter_public.json 10.275
2011-10-26 17:11:22.405 JSONPerfTest[195:707] JSONKit-twitter_public.json 2.204
2011-10-26 17:11:25.267 JSONPerfTest[195:707] NextiveJson-twitter_public.json 2.839
2011-10-26 17:11:27.291 JSONPerfTest[195:707] NSJSONSerialization-twitter_public.json 1.990

2011-10-26 17:11:39.849 JSONPerfTest[195:707] SBJSON-lastfm.json 12.504
2011-10-26 17:11:45.418 JSONPerfTest[195:707] YAJL-lastfm.json 5.546
2011-10-26 17:11:59.969 JSONPerfTest[195:707] TouchJSON-lastfm.json 14.524
2011-10-26 17:12:02.321 JSONPerfTest[195:707] JSONKit-lastfm.json 2.343
2011-10-26 17:12:05.145 JSONPerfTest[195:707] NextiveJson-lastfm.json 2.816
2011-10-26 17:12:07.052 JSONPerfTest[195:707] NSJSONSerialization-lastfm.json 1.900

2011-10-26 17:12:13.528 JSONPerfTest[195:707] SBJSON-delicious_popular.json 6.463
2011-10-26 17:12:16.564 JSONPerfTest[195:707] YAJL-delicious_popular.json 3.029
2011-10-26 17:12:25.376 JSONPerfTest[195:707] TouchJSON-delicious_popular.json 8.804
2011-10-26 17:12:27.549 JSONPerfTest[195:707] JSONKit-delicious_popular.json 2.165
2011-10-26 17:12:30.227 JSONPerfTest[195:707] NextiveJson-delicious_popular.json 2.671
2011-10-26 17:12:32.311 JSONPerfTest[195:707] NSJSONSerialization-delicious_popular.json 2.076

2011-10-26 17:12:36.738 JSONPerfTest[195:707] SBJSON-yelp.json 4.416
2011-10-26 17:12:39.360 JSONPerfTest[195:707] YAJL-yelp.json 2.614
2011-10-26 17:12:46.184 JSONPerfTest[195:707] TouchJSON-yelp.json 6.817
2011-10-26 17:12:47.883 JSONPerfTest[195:707] JSONKit-yelp.json 1.691
2011-10-26 17:12:49.746 JSONPerfTest[195:707] NextiveJson-yelp.json 1.855
2011-10-26 17:12:51.264 JSONPerfTest[195:707] NSJSONSerialization-yelp.json 1.511