condition mean min max ZT0-3 132.45 132.45 132.45 ZT4-7 126.9 126.9 126.9 ZT8-11 110.2 110.2 110.2 ZT12-15 106.8 106.8 106.8 ZT16-19 128.45 128.45 128.45 ZT20-23 118.85 118.85 118.85