condition mean min max 2 h after light 8.833029999999999 8.36773 9.23519 6 h after light 12.5298 12.2404 12.9088 10 h after light 13.875433333333334 13.1846 14.5273 2 h after dark 10.13818 9.48254 10.7933 6 h after dark 9.20097 8.77311 9.43362 10 h after dark 5.657766666666666 5.16322 6.20966