1969

0.0

1968

0.0

1967

0.0

1966

0.0

1965

0.0

1963

0.0

1962

0.0

1961

0.0

1973

0.0

1972

0.0

1971

0.0

1970

0.0

1975

0.0

1974

0.0

1985

10.0

2020

6.3

1999

8.5

2018

9.0

1986

8.0

1997

0.0