condition mean min max 0 h after light 0.188817 0.188649 0.188985 4 h after light 0.1650805 0.144164 0.185997 8 h after light 0.188662 0.144025 0.233299 4 h after dark 0.0930045 0.0 0.186009 8 h after dark 0.116122 0.0 0.232244 12 h after dark 0.04607295 0.0 0.0921459