1978

7.0

2008

4.0

1984

4.2

1976

5.0

1989

4.6

1974

7.7

1995

4.1

1987

2.0

1989

3.0

1978

4.6

1988

3.3

1984

7.5

1974

7.0

1974

7.0

1969

6.0

2002

5.5

1985

6.2

1979

2.3

1982

6.3

1982

4.9

1977

7.2

1972

5.7

1972

6.3

1998

7.0

1980

7.1

1984

6.9

1994

6.7