2-2

2-2

2-3

2-3

2-4

2-4

2-5

2-5

2-6

2-6

2

2

3-2

3-2

3-3

3-3

3-4

3-4

3

3

4-2

4-2

4-3

4-3

4-4

4-4

4

4

5-2

5-2

5-3

5-3

5-4

5-4

5-5

5-5

5-6

5-6

5-7

5-7