condition mean min max 2 h after light 13.8253 12.4026 15.5916 6 h after light 11.454573333333332 9.80424 13.0062 10 h after light 11.23825 8.88344 13.0921 14 h after light 12.380805 9.62323 15.7215 18 h after light 12.021371666666667 9.53583 13.94 2 h after dark 11.871233333333333 10.5125 13.6171