condition mean min max 4 h after light 3.6523333333333334 0.0 10.957 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 5.43095 0.0 13.0381 12 h after dark 0.0 0.0 0.0