condition mean min max ZT0-3 104.255 104.255 104.255 ZT4-7 135.6095 135.6095 135.6095 ZT8-11 52.59545 52.59545 52.59545 ZT12-15 34.5664 34.5664 34.5664 ZT16-19 34.78505 34.78505 34.78505 ZT20-23 74.038 74.038 74.038