condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.04131633333333334 0.0 0.123949 9 h after light 0.031199233333333336 0.0 0.0935977 12 h after light 0.047231999999999996 0.0 0.141696 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0