1984

2.0

1999

6.5

1966

7.3

2003

6.7

1995

6.4

2002

8.0

2009

8.0

1977

5.9

1995

6.5

1971

0.0

2000

7.9

1984

7.3

1965

7.8

1987

5.8

1979

6.8

1973

7.0

1999

7.2

2002

7.9

2009

7.4

1996

6.6

1996

5.7

1969

6.9

1983

7.5

1985

7.6

1998

6.3

1976

7.0

1969

6.0

1994

7.2

1982

4.0

1997

5.1