condition mean min max 3 h after light 36.0861 33.9426 38.4569 6 h after light 36.6603 35.1629 38.2024 9 h after light 37.75136666666667 36.7032 38.4754 12 h after light 38.903825 25.6111 45.4812 3 h after dark 41.89256666666667 40.4856 44.4128 6 h after dark 43.5635 42.368 44.9308 9 h after dark 34.6462 31.76 37.2027 12 h after dark 24.04 23.2505 24.8295