1960

0.0

1972

7.0

1959

4.0

1980

0.0

1986

8.0

1971

5.9

1969

5.0

1974

5.5

1982

0.0

1983

7.0

1966

0.0

1962

6.5

1961

5.2

1963

4.3

1964

5.0

1981

10.0

1967

6.0

1961

6.5

1965

0.0

1962

5.0