condition mean min max 0 h after light 0.09363 0.05939 0.12787 2 h after light 0.02974775 0.0 0.0594955 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.03389645 0.0 0.0677929 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 0.03048475 0.0 0.0609695