condition mean min max ZT0-3 114.964 110.71600000000001 119.21199999999999 ZT4-7 110.3194 110.3194 110.3194 ZT8-11 244.8185 244.8185 244.8185 ZT12-15 0 0 0 ZT16-19 267.052 267.052 267.052 ZT20-23 175.977 175.977 175.977