2002

7.1

1990

7.8

2004

7.3

1969

7.1

1989

7.4

1983

4.0

2000

7.6

2000

6.3

1997

8.3

1985

6.5

2024

0.0

2009

5.8

1954

6.1

2005

5.8

2000

5.6

2024

6.8

2003

4.7

2008

7.6

1999

6.7

1998

6.8