condition mean min max 3 h after light 50.303666666666665 48.6136 53.1881 6 h after light 46.437266666666666 42.5937 49.6335 9 h after light 37.3615 34.1623 40.3781 12 h after light 38.7701 36.3994 42.7651 3 h after dark 75.5594 66.6016 82.137 6 h after dark 81.65390000000001 79.7669 83.6603 9 h after dark 92.4635 88.5685 94.6913 12 h after dark 92.36149999999999 80.9099 108.423