condition mean min max ZT0-3 1095.2 1095.2 1095.2 ZT4-7 1040.2 1040.2 1040.2 ZT8-11 912.2 912.2 912.2 ZT12-15 944.7 944.7 944.7 ZT16-19 1048.85 1048.85 1048.85 ZT20-23 971.0500000000001 971.0500000000001 971.0500000000001