condition mean min max 4 h after light 139.2374465 107.847442 170.627451 8 h after light 135.886907 132.522592 139.251222 12 h after light 151.89923700000003 141.385903 162.412571 4 h after dark 118.17906550000001 107.132782 129.225349 8 h after dark 126.363859 123.961386 128.766332 12 h after dark 165.261363 165.261363 165.261363