condition mean min max 3 h after light 0.03315096666666666 0.0 0.0994529 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.016217125 0.0 0.0648685 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0244233 0.0 0.0732699 12 h after dark 0.0 0.0 0.0