6

0

0

4

0

0

0

0

0

0

0

1

0

1

2

0

0

2

0

0

0

0

4

7

4

0

0

4

0

1

15

1

1

2

0

1

0

0

5

0

0

0

0

1

1

0

1

2

3

2

2

1

0

0

4

1

1

9

1

2