1964

0.0

1970

0.0

1973

10.0

1998

5.2

1965

1.0

1966

0.0

1975

0.0

1982

0.0

2012

5.7

1963

6.2

1976

4.5

1959

4.8

2005

7.0

1980

0.0

1966

7.0

2008

3.0

2010

6.0

1960

0.0

1964

6.4

1966

10.0

1971

6.4

1992

5.5

1987

5.0

1989

8.0