condition mean min max 4 h after light 36.720544 35.777635 37.663453 8 h after light 42.534733 38.800971 46.268495 12 h after light 36.6482125 33.073955 40.22247 4 h after dark 67.205273 33.268775 101.141771 8 h after dark 68.389792 41.586932 95.192652 12 h after dark 31.406876 31.406876 31.406876