6

3

1

1

1

1

3

3

1

1

2

4

5

2

1

1

1

1

1

2

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

4

1

4

2

1

1

1

1

16-20

6

8

1

3

2

4

1

1

1

1

1

1

1

1

1

1