1977

0.0

2008

5.3

1966

6.6

1969

0.0

1981

6.2

1987

5.0

1986

8.0

1990

5.2

1983

8.7

1973

4.4

1981

0.0

1975

5.0

1977

7.0

1989

5.5

1975

9.0

1992

0.0

1985

9.0

1976

6.7

1971

4.9

1998

6.1

1997

0.0