condition mean min max ZT0-3 102.91999999999999 102.91999999999999 102.91999999999999 ZT4-7 85.22645 85.22645 85.22645 ZT8-11 51.84275 51.84275 51.84275 ZT12-15 40.66245 40.66245 40.66245 ZT16-19 65.63040000000001 65.63040000000001 65.63040000000001 ZT20-23 92.12100000000001 92.12100000000001 92.12100000000001