condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.26915700000000004 0.26915700000000004 0.26915700000000004 ZT8-11 0.4107752 0.4107752 0.4107752 ZT12-15 0.41835 0.41835 0.41835 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0