condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.010924766666666667 0.0 0.0327743 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0044068 0.0 0.0132204 12 h after dark 0.0 0.0 0.0