condition mean min max ZT0-3 1235.4 1235.4 1235.4 ZT4-7 1373.6 1373.6 1373.6 ZT8-11 1093.35 1093.35 1093.35 ZT12-15 916.2 916.2 916.2 ZT16-19 1013.9 1013.9 1013.9 ZT20-23 1169.95 1169.95 1169.95