condition mean min max 0 h after light 37.41575 35.5657 39.2658 4 h after light 79.2713 79.0359 79.5067 8 h after light 120.792 111.33 130.254 4 h after dark 132.5815 130.127 135.036 8 h after dark 82.137 81.6683 82.6057 12 h after dark 48.7252 45.9783 51.4721