condition mean min max ZT0-3 129.3315 129.3315 129.3315 ZT4-7 102.43799999999999 102.43799999999999 102.43799999999999 ZT8-11 111.345 111.345 111.345 ZT12-15 147.923 147.923 147.923 ZT16-19 152.0115 152.0115 152.0115 ZT20-23 152.933 152.933 152.933