condition mean min max ZT0-3 72.98288333333333 71.91329999999999 75.0393 ZT4-7 70.0384 70.0384 70.0384 ZT8-11 76.6604 76.6604 76.6604 ZT12-15 91.19777500000001 80.09075 102.3048 ZT16-19 88.40975 88.40975 88.40975 ZT20-23 73.3689 73.3689 73.3689