condition mean min max ZT0-3 0.1095669475 0.0 0.219133895 ZT4-7 0.0 0.0 0.0 ZT8-11 0.018948687333333335 0.0 0.03789737466666667 ZT12-15 0.0 0.0 0.0 ZT16-19 0.015134629000000002 0.0 0.030269258000000004 ZT20-23 0.0 0.0 0.0