condition mean min max ZT0-3 118.69999999999999 118.69999999999999 118.69999999999999 ZT4-7 119.4 119.4 119.4 ZT8-11 96.55000000000001 96.55000000000001 96.55000000000001 ZT12-15 128.65 128.65 128.65 ZT16-19 134.65 134.65 134.65 ZT20-23 93.85 93.85 93.85