condition mean min max ZT0-3 1706.07 1706.07 1706.07 ZT4-7 1521.5700000000002 1521.5700000000002 1521.5700000000002 ZT8-11 1234.775 1234.775 1234.775 ZT12-15 1126.085 1126.085 1126.085 ZT16-19 1248.73 1248.73 1248.73 ZT20-23 1612.175 1612.175 1612.175