condition mean min max 3 h after light 48.268766666666664 39.6714 53.7982 6 h after light 54.0141 51.8251 57.8352 9 h after light 53.6438 51.1364 57.5738 12 h after light 51.3324 46.4399 56.047 3 h after dark 50.679233333333336 42.7911 57.6706 6 h after dark 51.82406666666667 41.918 60.5268 9 h after dark 52.3578 50.2399 54.9748 12 h after dark 46.33565 39.3488 53.3225