condition mean min max ZT0-3 0.04100273525 0.0 0.0820054705 ZT4-7 0.02508769675 0.0 0.0501753935 ZT8-11 0.29071100275 0.127527245 0.4538947605 ZT12-15 0.67279463775 0.29145494 1.0541343355000001 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0