2

0

1

0

10

2

2

0

5

0

2

1

6

0

3

0

2

0

1

0

12

1

4

1

6

0

2

2

8

0

4

0

2

0

1

0

12

0

6

0

7

1

2

0

4

0

2

0

4

0

1

2