condition mean min max ZT0-3 0.008557166666666666 0.0 0.0256715 ZT4-7 0.0 0.0 0.0 ZT8-11 0.02651185 0.02651185 0.02651185 ZT12-15 0.02642925 0.0 0.0528585 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0