condition mean min max 2 h after light 0.012019766666666667 0.0 0.0721186 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.01027785 0.0 0.0616671 18 h after light 0.01886505 0.0 0.0659319 2 h after dark 0.0 0.0 0.0