condition mean min max ZT0-3 194.95 194.95 194.95 ZT4-7 106.7 106.7 106.7 ZT8-11 96.85 96.85 96.85 ZT12-15 100.65 100.65 100.65 ZT16-19 108.15 108.15 108.15 ZT20-23 162.89999999999998 162.89999999999998 162.89999999999998