2 2 2 2 3 3 1 1 1 1 3.5 3 1 2 2 4 5 6 7 3 4 2.5 3.5 2 1 1 1 1 1 1 1 1 1 2 2 0-1 1-2 1-2 1-2 0-1 2-3 0-1 0-1 0-1 0-1 2-3 2-3 1-2 1-2 1-2 1-2