1955

5.4

1949

6.9

1940

5.9

1950

5.6

1957

5.6

1949

6.3

1936

6.8

1950

7.0

1954

6.5

1951

6.2

1964

5.2

1949

6.0

1953

6.3

1965

7.3

1963

5.5

1958

6.7

1959

4.7

1955

6.6

1951

8.6

1957

7.4

1956

5.5

1951

7.9

1950

5.6

1951

4.7

1949

7.4

1949

6.3

1948

5.7

1948

6.3

1950

6.3

1949

7.3

1951

5.0

1947

7.4

1951

6.6

1955

4.5

1951

5.8

1950

6.9

1950

6.0

1936

6.2

1959

7.2

1951

7.3

1938

3.0

1950

6.6

1957

4.8

1958

6.8

1951

4.5

1960

7.6

1954

6.6

1949

6.6

1949

7.8

1952

5.7

1955

5.0

1936

5.3

1956

6.3

1960

6.3

1962

6.5

1949

0.0

1951

6.5

1949

5.8

1952

5.9

1948

5.7