condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.003736225 0.003736225 0.003736225 ZT8-11 0.01002195 0.01002195 0.01002195 ZT12-15 0.0 0.0 0.0 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0