condition mean min max 3 h after light 22.308466666666668 19.5283 25.847 6 h after light 23.343966666666667 20.8264 27.1279 9 h after light 29.8197 28.9924 30.3685 12 h after light 35.27905 31.3358 40.3904 3 h after dark 54.548700000000004 51.973 57.5277 6 h after dark 47.426033333333336 43.2862 51.0803 9 h after dark 36.39683333333333 33.3613 38.6848 12 h after dark 27.8005 26.0743 29.5267