condition mean min max 2 h after light 12.663033333333333 11.216 14.7712 6 h after light 8.890196666666666 5.4733 13.8751 10 h after light 14.23775 7.50729 20.6227 14 h after light 14.14841 6.92497 25.7773 18 h after light 10.271518333333333 8.98088 14.1806 2 h after dark 17.3207 12.784 20.9708