condition mean min max ZT0-3 120.85 120.85 120.85 ZT4-7 147.4 147.4 147.4 ZT8-11 83.25 83.25 83.25 ZT12-15 79.9 79.9 79.9 ZT16-19 78.75 78.75 78.75 ZT20-23 82.85 82.85 82.85