condition mean min max 0 h after light 16.6796 0.0 33.3592 2 h after light 5.1738 0.0 10.3476 4 h after light 10.3102 10.1251 10.4953 8 h after light 5.3337 0.0 10.6674 12 h after light 0.0 0.0 0.0 2 h after dark 5.78095 0.0 11.5619 4 h after dark 10.11554 9.92778 10.3033 8 h after dark 0.0 0.0 0.0 12 h after dark 21.62995 21.208 22.0519