condition mean min max ZT0-3 0.01466320575 0.0138019825 0.015524429 ZT4-7 0.03324049625 0.028096819000000002 0.0383841735 ZT8-11 0.5788162295 0.1018056555 1.0558268035 ZT12-15 1.519254001 1.132027172 1.90648083 ZT16-19 3.0216287595 2.607763349 3.43549417 ZT20-23 2.75097394425 1.998726274 3.5032216145