condition mean min max 3 h after light 61.629225 40.2268 84.8191 7 h after light 55.82895833333333 39.468 84.6855 11 h after light 63.262208333333334 39.2526 93.5777 2 h after dark 65.88845833333333 47.4156 80.3322 6 h after dark 67.240875 47.8665 94.1987 10 h after dark 64.348025 48.5878 85.5103