1960

7.5

1946

7.6

1983

6.9

1996

7.3

1967

6.9

1967

6.8

1961

7.8

1999

7.8

2019

5.7

1986

6.8

1961

7.7

1970

8.2

1935

7.4

1980

5.5

2012

6.6

1979

4.7

1962

7.8

1926

8.0

1959

8.0

1949

7.9