condition mean min max ZT0-3 94.7028 94.7028 94.7028 ZT4-7 110.421365 110.421365 110.421365 ZT8-11 113.1774385 113.1774385 113.1774385 ZT12-15 103.85025999999999 103.85025999999999 103.85025999999999 ZT16-19 112.305563 112.305563 112.305563 ZT20-23 85.4044715 85.4044715 85.4044715