condition mean min max ZT0-3 183.56449999999998 111.309 225.12349999999998 ZT4-7 102.9357 102.9357 102.9357 ZT8-11 111.21605 111.21605 111.21605 ZT12-15 169.83974999999998 146.452 193.2275 ZT16-19 188.9545 188.9545 188.9545 ZT20-23 235.666 235.666 235.666