condition mean min max ZT0-3 0.70985066956 0.70985066956 0.70985066956 ZT4-7 0.915805 0.915805 0.915805 ZT8-11 2.0425e-06 2.0425e-06 2.0425e-06 ZT12-15 0.031082099999999998 0.031082099999999998 0.031082099999999998 ZT16-19 0.29957992333333333 0.29957992333333333 0.29957992333333333 ZT20-23 0.79599862 0.79599862 0.79599862