condition mean min max 2 h after light 15.104066666666666 11.4596 19.5978 6 h after light 8.57346 6.05184 11.2473 10 h after light 8.801210000000001 5.25668 11.723 14 h after light 11.569146666666667 7.43373 17.156 18 h after light 12.357765 7.25239 16.7882 2 h after dark 11.241026666666667 9.06429 13.5005