condition mean min max 4 h after light 10.6295015 10.360959 10.898044 8 h after light 10.78782 9.734831 11.840809 12 h after light 9.806780499999999 9.5916 10.021961 4 h after dark 10.2485265 9.318376 11.178677 8 h after dark 10.03393 9.538025 10.529835 12 h after dark 10.098147 10.098147 10.098147