condition mean min max 3 h after light 50.27076666666667 46.9218 56.2769 6 h after light 43.2468 31.3033 52.8364 9 h after light 48.77323333333334 35.9072 65.4474 12 h after light 54.143150000000006 43.5842 74.3662 3 h after dark 54.873133333333335 47.2109 60.4431 6 h after dark 49.4928 47.4776 52.219 9 h after dark 40.847833333333334 37.033 44.1916 12 h after dark 49.5737 45.7848 53.3626