4.9

5.7

5.2

6.8

6.6

5.8

6.4

5.9

6.1

6.8

5.9

7.6

7.3

8.1

7.7

8.2

7.1

6.9

6.5

6.7

6.6

6.0

6.5

7.6

7.7

6.9

6.7

7.0

5.7

5.7

5.7

5.9

6.0

7.0

6.6

7.5

6.7

7.1

6.6