. 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 3 3 3 3 4 5 5 6 6 6 7 8 9 . 10 7 2.5 2.5 2.5 0.5 0.5 0.5 0.5 3.5 2.5 2 1 - 2 1 - 2 1 - 2 1 - 2 1 - 2