condition mean min max ZT0-3 1484.65 1484.65 1484.65 ZT4-7 1644.8 1644.8 1644.8 ZT8-11 1859.35 1859.35 1859.35 ZT12-15 2633.6 2633.6 2633.6 ZT16-19 2101.2 2101.2 2101.2 ZT20-23 1812.0 1812.0 1812.0