4

0

2

0

0

0

0

0

0

0

0

0

0

0

0

0

10

0

4

2

9

1

2

2

10

0

4

2

2

0

1

0

0

0

0

0

2

0

1

0

20

4

4

0

7

1

2

0

8

0

2

4