. 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 4 4 5 6 3 3 3 . 6.5 1.5 5 2 3.5 2 0.5 0.5 0.5 0.5 0.5 1 - 2 1 - 2 1 - 2 1 - 2 1 - 2 2 - 3 2 - 3 2 - 3 2.5 3.5