1985

5.4

1966

6.7

2011

6.9

1967

0.0

1972

5.8

1987

0.0

1965

0.0

1967

6.1

2009

6.1

1979

0.0

1996

5.5

1981

0.0

1970

0.0

1983

0.0

1996

0.0

1968

0.0

2007

5.0

1972

8.0

1999

0.0

1966

0.0

1968

0.0

1968

0.0

1969

0.0

1969

0.0

1975

10.0

1977

5.0

1983

0.0

2003

0.0

1973

1.0