1983

5.3

1990

3.3

1991

9.0

1984

0.0

1977

4.0

1976

8.0

1970

5.6

1986

0.0

1979

0.0

1995

0.0

1988

0.0

1990

0.0

1983

5.8

1978

2.0

1993

1.3

1992

7.0

1989

0.0

1982

0.0

1972

7.1

1975

5.0

1988

7.0

1994

7.0

1994

6.2

1971

0.0