condition mean min max ZT0-3 810.35 810.35 810.35 ZT4-7 365.3 365.3 365.3 ZT8-11 649.75 649.75 649.75 ZT12-15 1170.45 1170.45 1170.45 ZT16-19 1124.3 1124.3 1124.3 ZT20-23 739.8 739.8 739.8