condition mean min max 4 h after light 8.457430500000001 6.955401 9.95946 8 h after light 10.83764 9.682741 11.992539 12 h after light 10.1563975 10.114135 10.19866 4 h after dark 11.232763 9.667165 12.798361 8 h after dark 10.218679 9.95946 10.477898 12 h after dark 9.538025 9.538025 9.538025