condition mean min max ZT0-3 0.013062200000000001 0.013062200000000001 0.013062200000000001 ZT4-7 0.13170585 0.13170585 0.13170585 ZT8-11 0.0 0.0 0.0 ZT12-15 0.000791525 0.000791525 0.000791525 ZT16-19 0.045855 0.045855 0.045855 ZT20-23 0.0 0.0 0.0