4 4 4 7 6 5 5 4 4 5 5.5 8 3 3 3 3 3 3 2 2 3 4 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1.5 2 3 0.5 1 0.5 0.5 0.5 0.5 2 2 . 0.5-1 0.5-1 1-2 1-2 1-2 1-2 1-2 1-2 1-2 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 2-3 2-3 2-3 2-3 2-3