1948

6.7

1950

5.8

1948

6.8

1955

7.7

1951

6.2

1953

5.7

1956

6.6

1954

5.8

1944

4.7

1950

6.7

1953

7.0

1947

6.5

1952

4.6

1953

3.0

1949

4.3

1942

4.4

1957

4.0

1952

6.0

1955

6.0

1949

5.8

1952

7.7

1940

6.1

1949

6.5

1952

5.4

1945

4.0

1940

6.3

1948

5.8

1957

5.4

1957

5.5

1953

4.5

1947

6.0

1951

5.8

1951

3.8

1952

0.0

1945

4.2

1943

6.1

1964

6.5

1959

6.1

1956

6.1

1945

6.2

1939

6.5

1943

6.0

1944

5.5

1941

0.0

1954

5.1

1942

5.8

1956

6.1

1958

6.9

1950

7.3

1953

5.2

1959

6.0