1964

5.3

1947

5.1

1951

6.0

1959

4.2

1953

8.3

1973

5.0

1948

6.7

1949

7.5

1953

5.3

1959

5.3

1974

7.5

1961

6.5

1949

6.0

1952

5.6

1945

7.3

1951

5.0

1953

6.3

1948

6.4

1950

5.0

1953

5.7

1952

8.1

1956

6.7

1970

5.6

1959

6.8

1958

5.8