condition mean min max ZT0-3 1425.25 1425.25 1425.25 ZT4-7 1105.6 1105.6 1105.6 ZT8-11 996.0999999999999 996.0999999999999 996.0999999999999 ZT12-15 1008.2 1008.2 1008.2 ZT16-19 1077.55 1077.55 1077.55 ZT20-23 1316.45 1316.45 1316.45