1984

2.0

1974

7.0

1994

5.4

1998

5.8

1978

7.4

1972

5.9

2007

0.0

1999

6.4

1977

5.0

1975

5.7

1994

7.8

1997

5.5

1976

5.4

1984

4.4

1983

5.6

1992

6.3

1996

6.0

1988

5.2

1979

6.7

1978

0.0

1973

7.1

1977

6.6

1984

3.3

1989

3.5

1979

7.1

1993

7.7

1987

6.3

1994

4.6

1971

5.2

1985

6.8

1984

5.7

1979

6.7

1976

8.1

2014

7.0

1973

3.0

1996

6.0

1982

2.0

1986

6.2

2004

6.5

1979

6.7

1991

8.3

1980

6.3

1992

6.2

1980

6.4

1968

6.2