condition mean min max 0 h after light 7.429795 6.51471 8.34488 2 h after light 5.965515 5.69389 6.23714 4 h after light 5.1423000000000005 5.1112 5.1734 8 h after light 6.416235 5.66341 7.16906 12 h after light 10.18905 10.0251 10.353 2 h after dark 10.738199999999999 10.0151 11.4613 4 h after dark 8.657615 7.60889 9.70634 8 h after dark 8.743195 8.72116 8.76523 12 h after dark 6.793135 6.602 6.98427