condition mean min max 0 h after light 0.87608 0.65633 1.09583 4 h after light 0.665146 0.215702 1.11459 8 h after light 0.3277965 0.222701 0.432892 4 h after dark 1.076878 0.859466 1.29429 8 h after dark 0.9741455 0.861871 1.08642 12 h after dark 1.0805150000000001 1.06862 1.09241