The approximated result is:
without pointer:
Alloc = 1082 KiB TotalAlloc = 3301 KiB Sys = 71040 KiB NumGC = 1
Alloc = 1112 KiB TotalAlloc = 3311 KiB Sys = 71552 KiB NumGC = 1
Alloc = 1110 KiB TotalAlloc = 3302 KiB Sys = 71296 KiB NumGC = 1
with pointer (less mem consumption)
Alloc = 1048 KiB TotalAlloc = 3325 KiB Sys = 71808 KiB NumGC = 1