condition mean min max 3 h after light 0.062785 0.0 0.188355 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.17740275 0.0 0.709611 3 h after dark 0.05079166666666667 0.0 0.152375 6 h after dark 0.0 0.0 0.0 9 h after dark 0.07462466666666666 0.0 0.223874 12 h after dark 0.0 0.0 0.0