1969

7.8

1992

7.0

1989

0.0

1973

0.0

1989

4.0

1981

0.0

1978

0.0

1968

5.8

1972

0.0

1984

5.0

1982

8.0

1985

0.0

1976

0.0

1985

3.0

1987

0.0

1978

3.0

1968

0.0

1975

3.0

1983

4.0

1991

3.0

1979

0.0

1977

2.0

1967

5.1

1973

0.0

1976

7.2

1971

0.0

1986

4.0

1974

4.2

1975

4.0