condition mean min max 0 h after light 0.83846 0.0 1.67692 2 h after light 0.0 0.0 0.0 4 h after light 0.791375 0.0 1.58275 8 h after light 0.804355 0.0 1.60871 12 h after light 0.78225 0.0 1.5645 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 0.0 0.0 0.0