1990

4.0

2014

6.4

2016

7.5

2022

5.9

1997

7.4

1986

7.5

1953

8.0

1955

7.5

1983

7.2

1930

7.3

1986

7.9

1972

8.7

1974

8.6

2002

6.7

2005

6.7

1979

6.9

1959

7.9

1997

7.4

1995

7.7

1979

7.7