condition mean min max ZT0-3 0.058087324999999995 0.0580225 0.05815215 ZT4-7 0.0 0.0 0.0 ZT8-11 0.0 0.0 0.0 ZT12-15 0 0 0 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0286108 0.0286108 0.0286108