condition mean min max ZT0-3 128.0 128.0 128.0 ZT4-7 139.5 139.5 139.5 ZT8-11 135.8 135.8 135.8 ZT12-15 173.05 173.05 173.05 ZT16-19 188.7 188.7 188.7 ZT20-23 169.35000000000002 169.35000000000002 169.35000000000002