7 6 6 6 5 5 5 5 4 4 4 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 2 1 1 3 3 2 1 1 1 1 1 8 5.5 2.5 2 2 5.5 5 3 6.5 4 4 4 1 1.5 2.5 1 3.5 2 0 7 . 0-1 1-2 1-2 1-2 2-3 2-3 2-3 2-3 3-4 3-4 3-4 3-4