condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0194045 0.0194045 0.0194045 ZT8-11 0.0 0.0 0.0 ZT12-15 0.013523750000000001 0.013523750000000001 0.013523750000000001 ZT16-19 0.0 0.0 0.0 ZT20-23 0.0 0.0 0.0