1929

7.5

1970

7.1

2014

5.7

1980

7.0

1938

1.0

1935

6.7

2017

5.2

1937

7.0

1965

5.7

1959

3.0

1968

6.5

1939

6.1

1930

0.0

1944

5.5

1949

6.3

1945

4.3

1942

4.5

1971

6.0

1969

4.9

1933

5.1