1995

7.6

1982

7.9

1937

6.6

2001

6.8

2007

6.3

2002

6.7

2006

6.3

2008

5.0

2005

7.0

1982

7.1

2007

4.7

2008

6.0

2005

7.2

1991

7.3

1946

7.5

1998

2.9

1985

6.6

2007

7.2

2009

8.0

2023

5.3