condition mean min max ZT0-3 0.0445803085 0.027287511 0.061873106 ZT4-7 0.03180059325 0.010412341 0.0531888455 ZT8-11 1.5120683024999997 0.23030982900000002 2.7938267759999995 ZT12-15 5.6039554085 4.5001362095 6.7077746075 ZT16-19 2.31157513125 1.8541294355 2.7690208270000003 ZT20-23 0.39901003825000003 0.26378022700000003 0.5342398495