"pre" "post"
"1" 15.988 18.199
"2" 14.496 17.75
"3" 18.352 18.42
"4" 14.259 18.493
"5" 13.136 13.558
"6" 14.226 13.921
"7" 15.857 17.301
"8" 18.75 19.973
"9" 14.974 15.369
"10" 13.282 13.462
"11" 17.179 17.153
"12" 16.421 16.957
"13" 17.302 19.412
"14" 15.525 15.387
"15" 13.213 12.908
"16" 14.583 16.284
"17" 16.416 17.976
"18" 18.468 18.167
"19" 15.103 15.248
"20" 13.197 13.219
"21" 12.731 15.069
"22" 15.214 15.585
"23" 16.936 19.605
"24" 15.26 14.099
"25" 13.396 12.683
"26" 13.975 16.084
"27" 16.567 16.855
"28" 18.012 18.987
"29" 14.277 15.126
"30" 13.426 13.284
"31" 12.048 15.435
"32" 16.291 18.701
"33" 16.857 18.278
"34" 15.343 15.358
"35" 13.763 14.358
"36" 11.979 13.596
"37" 15.013 17.437
"38" 17.327 19.912
"39" 16.234 15.653
"40" 14.124 13.732
"41" 13.277 12.715
"42" 16.15 17.386
"43" 18.616 18.172
"44" 13.35 13.898
"45" 12.877 13.365
"46" 13.214 15.87
"47" 15.728 18.766
"48" 17.533 18.917
"49" 16.701 15.543
"50" 14.741 12.719