1997

0.0

1993

4.3

2002

6.5

1983

8.0

1991

6.8

1974

5.0

1975

0.0

2007

7.5

2000

3.5

1988

2.0

2009

0.0

1979

0.0

1974

0.0

1971

0.0

1995

4.0

1962

4.0

2014

6.3

1965

0.0

1973

0.0

1972

6.3

1981

0.0

2001

5.2

1969

6.0

1985

5.3

1964

0.0

1979

0.0

1983

0.0