1963

4.4

1967

5.1

1952

5.5

1967

7.5

1965

4.2

1945

5.0

1960

6.3

1960

5.6

1966

6.2

1964

6.0

1972

0.0

1966

0.0

1951

4.0

1971

6.1

1965

3.0

1976

6.8

1961

6.2

1963

6.9

1959

7.4