condition mean min max ZT0-3 0.11118756375000001 0.0 0.22237512750000002 ZT4-7 0.048663184250000005 0.0 0.09732636850000001 ZT8-11 0.60813666375 0.1590859295 1.057187398 ZT12-15 13.185196933 13.166908376499999 13.2034854895 ZT16-19 7.8651844 6.422755575 9.307613225 ZT20-23 4.50811405225 3.950323638 5.065904466499999