1968

0.0

1973

0.0

1969

5.5

1957

0.0

1961

0.0

1963

6.6

1972

7.5

1956

0.0

1960

7.8

1980

6.0

1968

6.3

1969

0.0

1967

0.0

1974

6.0

1961

7.0

1967

7.5

1961

0.0

1958

7.0

1973

0.0

1956

0.0

1980

0.0

1981

0.0

1960

7.3

1963

7.5

1980

0.0

1964

0.0

1960

10.0

0.0

1964

0.0

1984

7.7

1977

0.0

1973

0.0

1975

6.3

1962

0.0

1985

0.0

1966

0.0

1963

0.0

1960

0.0

1975

0.0

1976

0.0

1980

0.0

1974

0.0

1947

0.0