5 5 4 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 2 2 2 2 6 4.5 2 2.5 4.5 2.5 2.5 2.5 2.5 2 2 1 1 2 3 1.5 1 1.5 . 0-1 0-1 1-2 1-2 1-2 1-2 1-2 1-2 1-2 1-2 2-3 2-3 2-3 2-3 2-3 2-3 3-4 3-4 3-4 3-4 1-2