2007

6.4

2004

6.3

2013

5.5

1989

6.9

1934

7.8

1991

6.7

2008

3.1

2006

5.4

2019

5.9

1941

7.4

1983

4.4

2008

6.7

1976

8.2

2023

5.5

2023

6.0

2016

4.6

1980

5.7

1990

6.2

1992

7.2

2006

6.5