condition mean min max ZT0-3 162.57150000000001 146.191 178.952 ZT4-7 192.3275 192.3275 192.3275 ZT8-11 93.19905 93.19905 93.19905 ZT12-15 0 0 0 ZT16-19 68.95475 68.95475 68.95475 ZT20-23 112.6225 112.6225 112.6225