8 7 7 7 6 6 6 5 5 5 5 5 5 4 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 2 1 1 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 3.5 8.5 4 2 1 5.5 3.5 3 3 1 3 3.5 0 2 2 1 1 1 3 1 . 1-2 1-2 1-2 1-2 0-1 2-3 2-3 2-3 2-3 3-4 3-4 4-5 4-5 1-2