11

11

9

9

5

5

6

6

6

6

4

4

0

0

2

2

2

2

6

6

2

2

3

3

2

2

2

2

0

0

15

15

3

3

3

3

2

2

0

0

4

4

1

1

3

3

4

4

4

4

4

4

3

3

1

1

0

0

0

0

4

4

1

1

2

2

3

3

2

2

0

0

1

1

1

1

1

1

2

2

4

4

2

2

1

1

1

1

2

2

7

7

2

2

3

3

0

0

0

0

1

1

6

6

1

1

1

1

0

0

1

1

0

0

3

3

2

2

0

0

1

1

2

2

4

4

3

3

4

4

4

4

2

2

2

2

0

0

2

2

5

5

7

7

2

2

3

3

3

3

15

15

10

10

11

11

8

8

48

48

1

1

1

1

1

1

0

0

3

3

0

0

1

1

0

0

1

1

4

4

3

3

5

5

1

1

1

1

0

0

3

3

1

1

2

2

23

23

13

13

1

1

0

0

0

0

0

0

1

1

4

4

9

9

15

15

4

4

5

5

9

9

7

7

2

2

10

10

3

3

0

0

4

4

2

2

0

0

3

3