condition mean min max ZT0-3 0.012153500000000001 0.012153500000000001 0.012153500000000001 ZT4-7 0.00767185 0.00767185 0.00767185 ZT8-11 0.0 0.0 0.0 ZT12-15 0.0 0.0 0.0 ZT16-19 0.0134707 0.0134707 0.0134707 ZT20-23 0.0066431 0.0066431 0.0066431