1989

7.9

1931

8.3

1957

7.2

1997

6.8

2005

5.2

1971

7.7

1987

8.0

2002

7.8

2018

7.2

2008

6.0

2022

8.9

1953

7.1

1949

6.2

2016

6.8

1953

7.3

1994

7.5

1947

7.6

2003

7.5

1943

6.9

2001

7.5