1960

6.9

2004

6.9

1958

6.4

1964

6.7

1959

7.1

1999

6.1

1963

7.7

2003

6.1

1935

4.5

1938

5.0

1955

6.0

2004

6.7

1972

7.4

1946

3.3

1945

7.0

1964

6.1

1948

6.5

1937

4.0

1938

7.3

1941

7.4