condition mean min max ZT0-3 91.3684002025 76.479805305 106.25699509999998 ZT4-7 64.10384816 51.876129524999996 76.331566795 ZT8-11 73.8011654575 72.93702321 74.665307705 ZT12-15 43.819073919999994 42.875217885 44.762929955 ZT16-19 68.6779333575 62.183391685000004 75.17247503 ZT20-23 94.5226344125 87.57785540500001 101.46741341999999