condition mean min max 3 h after light 11.009343333333334 9.62713 11.7183 6 h after light 7.1337 3.92023 9.12338 9 h after light 12.17131 5.79983 19.3655 12 h after light 18.72495 13.8761 24.5398 3 h after dark 38.8431 28.9723 48.8381 6 h after dark 24.875533333333333 17.5957 34.013 9 h after dark 19.8887 15.222 22.4265 12 h after dark 17.2376 14.681 19.7942