condition mean min max ZT0-3 0.013143549999999999 0.0 0.03943065 ZT4-7 0.03321395 0.03321395 0.03321395 ZT8-11 0.0 0.0 0.0 ZT12-15 0.0173118 0.0 0.0346236 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0