condition mean min max ZT0-3 0.07869505 0.07869505 0.07869505 ZT4-7 0.0346157 0.0346157 0.0346157 ZT8-11 1.23e-05 1.23e-05 1.23e-05 ZT12-15 0.0062763 0.0062763 0.0062763 ZT16-19 0.10392045000000001 0.10392045000000001 0.10392045000000001 ZT20-23 0.0 0.0 0.0