condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04707915 0.0 0.0941583 12 h after light 0.0 0.0 0.0 4 h after dark 0.09498733333333333 0.0 0.154885 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0