condition mean min max ZT0-3 240.1735 233.656 246.691 ZT4-7 400.93449999999996 400.93449999999996 400.93449999999996 ZT8-11 219.3915 219.3915 219.3915 ZT12-15 0 0 0 ZT16-19 196.7345 196.7345 196.7345 ZT20-23 231.2745 231.2745 231.2745