condition mean min max 1 h after light 7.437000944499999 7.354621541 7.519380347999999 3 h after light 7.901506839333333 6.0521226089999995 8.983405084 5 h after light 9.704142048 7.514771894 11.3354881 7 h after light 12.177915583333332 11.53809551 13.25443745 9 h after light 12.535816423333333 11.90809334 13.15777462 11 h after light 12.28760081 11.19012528 12.89946994 1 h after dark 13.839395876666666 11.70617501 16.04148197 3 h after dark 13.375198346666666 11.72750167 15.58641293 5 h after dark 14.808528563333333 13.19456054 16.75807411 7 h after dark 14.586188426666666 14.14605132 15.430675699999998 9 h after dark 14.01441176 12.90986971 14.65091711 11 h after dark 12.979999563333333 11.83185794 14.13031182