1949

4.9

1947

6.7

1949

5.7

1951

6.3

1948

6.0

1949

7.5

1944

5.7

1947

5.4

1949

7.6

1951

5.8

1951

6.5

1949

4.3

1948

6.2

1951

6.0

1948

6.2

1949

6.0

1952

6.9

1947

5.7

1947

6.0

1948

6.2

1947

6.8

1946

6.2

1947

6.7

1953

6.2

1949

6.6

1951

6.6