1989

7.8

1997

7.9

1955

7.6

1940

7.9

1994

7.0

2006

7.1

2006

7.3

2003

7.2

2003

3.3

2016

5.3

1976

5.0

1945

8.1

1992

6.7

2003

6.9

2004

4.8

2008

5.6

1995

6.4

2001

4.8

1957

6.0

2021

0.0