condition mean min max ZT0-3 0.09828909999999999 0.09828909999999999 0.09828909999999999 ZT4-7 0.0 0.0 0.0 ZT8-11 0.03282165 0.03282165 0.03282165 ZT12-15 0.010897 0.010897 0.010897 ZT16-19 0.0095245 0.0095245 0.0095245 ZT20-23 0.07134285 0.07134285 0.07134285