condition mean min max 0 h after light 20.46385 18.4015 22.5262 2 h after light 7.752414999999999 5.87245 9.63238 4 h after light 8.99766 8.40999 9.58533 8 h after light 12.0225 10.7448 13.3002 12 h after light 12.9283 11.8532 14.0034 2 h after dark 13.9879 13.549 14.4268 4 h after dark 17.263150000000003 16.7907 17.7356 8 h after dark 26.67905 26.1556 27.2025 12 h after dark 21.9272 21.601 22.2534