2023

7.1

2007

6.5

1992

7.0

1995

7.7

2008

5.8

2008

5.6

2006

5.5

1978

7.5

2020

6.3

2003

5.8

2023

5.9

2006

6.4

1998

7.3

2008

5.1

2002

6.2

2008

4.5

2000

2.9

2009

6.6

2009

3.8

2008

4.4