4.2

4.0

4.1

4.2

3.9

4.0

4.5

4.4

3.8

4.4

4.5

4.3

4.0

3.9

4.4

4.3

4.5

4.0

4.5

4.4

4.4

4.3

4.0

4.4

4.2

4.0

4.2

3.9

3.6

3.8