0

1

0

0

1

0

1

0

2

1

1

0

3

4

6

3

3

1

0

1

2

1

3

0

3

0

3

0

4

0

1

0

2

0

2

0

1

0

1

0

2

0

3

0

3

1

2

0

2

2