1989

7.2

1996

7.2

2002

8.4

1993

8.6

1996

6.8

2016

7.0

1961

0.0

1929

6.5

2004

7.9

1953

7.7

1977

7.0

1997

8.4

2022

5.1

2017

8.0

1970

5.8

1982

6.7

1963

4.2

1958

7.6

1984

8.0

1943

8.1