condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.1437845 0.0 0.287569 8 h after light 0.201598 0.201215 0.201981 12 h after light 0.1049201 0.0982152 0.111625 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0