2.7

3.6

6.0

5.1

4.9

4.5

4.6

3.3

4.5

5.4

3.8

4.2

5.3

3.7

5.3

6.6

7.2

7.5

4.4

5.4

4.3

6.1

6.5

6.3

7.2

7.5

7.9

6.1

6.5

6.0

6.0

7.8

6.9

8.0