condition mean min max 3 h after light 0.04029833333333333 0.0 0.120895 6 h after light 0.03390933333333333 0.0 0.101728 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 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 0.095993 0.0 0.191986