1949

6.8

1949

7.0

1948

5.7

1952

6.3

1964

7.1

1933

6.0

1932

6.7

1940

4.8

1942

6.2

1952

7.1

1960

7.6

1938

6.0

1943

5.8

1937

4.7

1942

6.0

1956

6.3

1960

2.0

1957

6.2

1942

4.5

1943

7.1

1942

3.5

1942

0.0

1963

6.9

1937

6.0