condition mean min max ZT0-3 0.0 0.0 0.0 ZT4-7 0.0 0.0 0.0 ZT8-11 0.09311992949999999 0.0 0.18623985899999998 ZT12-15 0.12847042274999998 0.0406245885 0.21631625699999998 ZT16-19 0.05605937525 0.0 0.1121187505 ZT20-23 0.02428651025 0.0 0.0485730205