condition mean min max ZT0-3 72.85974999999999 72.85974999999999 72.85974999999999 ZT4-7 62.4841 62.4841 62.4841 ZT8-11 100.1487 100.1487 100.1487 ZT12-15 92.8254 92.8254 92.8254 ZT16-19 88.71015 88.71015 88.71015 ZT20-23 66.39735 66.39735 66.39735