condition mean min max 0 h after light 0.08659295 0.0834017 0.0897842 2 h after light 0.0 0.0 0.0 4 h after light 0.04087645 0.0 0.0817529 8 h after light 0.0429025 0.0 0.085805 12 h after light 0.083765 0.0 0.16753 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0415959 0.0 0.0831918 8 h after dark 0.04690385 0.0 0.0938077 12 h after dark 0.04451345 0.0 0.0890269