condition mean min max ZT0-3 1444.35 1444.35 1444.35 ZT4-7 1034.4 1034.4 1034.4 ZT8-11 1101.4 1101.4 1101.4 ZT12-15 1399.65 1399.65 1399.65 ZT16-19 1607.7 1607.7 1607.7 ZT20-23 1657.4 1657.4 1657.4