condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.13011066666666668 0.0 0.780664 10 h after light 0.2746955 0.0 0.937639 14 h after light 0.0 0.0 0.0 18 h after light 0.0676765 0.0 0.406059 2 h after dark 0.3657701666666667 0.0 1.59367