7.4

6.9

6.5

7.0

6.8

6.3

6.7

6.4

5.8

5.9

6.7

6.2

5.7

5.3

6.2

6.1

7.6

7.2

7.0

7.5

8.0

8.5

7.7

8.2

6.5