condition mean min max ZT0-3 214.75725 184.4595 245.055 ZT4-7 148.042 148.042 148.042 ZT8-11 31.05775 31.05775 31.05775 ZT12-15 0 0 0 ZT16-19 47.61965 47.61965 47.61965 ZT20-23 117.11099999999999 117.11099999999999 117.11099999999999