1943

6.7

1951

7.9

1945

5.6

1950

6.7

1951

5.0

1949

6.3

1953

5.9

1955

6.9

1954

6.1

1949

7.5

1950

7.5

1951

4.4

1944

4.2

1947

5.2

1951

6.1

1943

5.9

1952

5.0

1946

4.8

1950

8.3

1951

6.8

1941

7.8

1946

5.0

1948

7.5