4 3 3 3 3 2 2 2 2 2 2 2 1 1 1 1 1 1 1 4 4 3 4.5 2.5 1-2 1-2 1-2 1-2 1-2 1-2 1-2 2-3 2-3 2-3 3-4 3-4