2

0

1

0

2

0

1

0

15

2

3

3

2

0

1

0

6

0

3

0

8

0

4

0

6

0

3

0

8

0

3

2

2

0

1

0

2

0

1

0

2

0

1

0

9

0

3

3

5

0

2

1