1960

5.7

1946

6.8

1950

5.8

1943

6.5

1942

6.0

1944

6.5

1947

5.7

1956

5.8

1955

5.0

1943

5.2

1958

7.2

1943

5.0

1947

6.3

1956

3.4

1948

4.5

1944

7.0

1954

4.4

1953

6.6

1941

6.1

1944

6.0

1954

7.1