1

0

0

1

20

1

8

1

0

0

0

0

21

1

9

0

2

0

1

0

6

0

3

0

4

0

2

0

0

0

0

0

2

0

1

0

0

0

0

0

0

0

0

0

8

0

4

0

4

0

1

2