condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.0979885 0.0 0.195977 8 h after light 0.679756 0.380576 0.978936 4 h after dark 0.4729945 0.379291 0.566698 8 h after dark 0.0 0.0 0.0 12 h after dark 0.37788099999999997 0.192078 0.563684