1929

6.5

1978

7.4

1953

7.7

1932

7.4

1966

7.3

1931

7.2

1992

7.5

1929

7.5

1934

0.0

1989

7.2

1996

6.8

1976

0.0

1971

7.0

1947

6.5

1999

6.5

1971

6.8

1972

0.0

2017

6.7

2010

6.7

1955

4.6