condition mean min max ZT0-3 0.0108633995 0.0 0.021726799 ZT4-7 0.0 0.0 0.0 ZT8-11 0.068789701 0.05971619599999999 0.077863206 ZT12-15 0.0 0.0 0.0 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0