condition mean min max ZT0-3 112.631 78.6445 141.3315 ZT4-7 89.73984999999999 89.73984999999999 89.73984999999999 ZT8-11 95.1507 95.1507 95.1507 ZT12-15 148.507 144.4895 152.5245 ZT16-19 143.1135 143.1135 143.1135 ZT20-23 155.9955 155.9955 155.9955