condition mean min max ZT0-3 125.55 125.55 125.55 ZT4-7 77.3 77.3 77.3 ZT8-11 85.7 85.7 85.7 ZT12-15 100.95 100.95 100.95 ZT16-19 104.35000000000001 104.35000000000001 104.35000000000001 ZT20-23 92.85 92.85 92.85