1974

6.8

2007

7.2

2006

7.5

2007

7.1

1992

4.7

2008

5.8

2008

6.7

1983

6.7

2024

4.8

1999

6.6

2008

6.7

2008

6.1

2017

6.9

2000

6.3

1995

6.3

2024

0.0

1945

8.0

2002

7.0

2000

5.9

2004

6.8