condition mean min max 4 h after light 166.81451750000002 130.876224 202.752811 8 h after light 126.35652999999999 113.261171 139.451889 12 h after light 165.5767955 153.252833 177.900758 4 h after dark 115.7833435 101.6936 129.873087 8 h after dark 105.870821 88.539598 123.202044 12 h after dark 187.727378 187.727378 187.727378