condition mean min max ZT0-3 93.1711 71.2246 129.5545 ZT4-7 133.801 133.801 133.801 ZT8-11 107.298 107.298 107.298 ZT12-15 158.00225 125.1615 190.843 ZT16-19 111.458 111.458 111.458 ZT20-23 90.16210000000001 90.16210000000001 90.16210000000001