condition mean min max ZT0-3 125.5735 125.5735 125.5735 ZT4-7 95.48755 95.48755 95.48755 ZT8-11 98.41075000000001 98.41075000000001 98.41075000000001 ZT12-15 100.37485000000001 100.37485000000001 100.37485000000001 ZT16-19 154.0795 154.0795 154.0795 ZT20-23 146.77 146.77 146.77