condition mean min max ZT0-3 1233.75 1233.75 1233.75 ZT4-7 1131.9 1131.9 1131.9 ZT8-11 1195.95 1195.95 1195.95 ZT12-15 970.1 970.1 970.1 ZT16-19 1011.15 1011.15 1011.15 ZT20-23 1272.15 1272.15 1272.15