condition mean min max ZT0-3 3276.55 3276.55 3276.55 ZT4-7 4175.6 4175.6 4175.6 ZT8-11 5194.7 5194.7 5194.7 ZT12-15 6472.85 6472.85 6472.85 ZT16-19 5085.25 5085.25 5085.25 ZT20-23 3815.6 3815.6 3815.6