2003

7.4

1982

7.5

2004

6.0

1995

6.4

1991

4.7

1995

6.2

2001

6.6

2007

6.0

2005

7.1

2021

7.9

2006

5.6

2000

6.8

1998

2.9

2020

6.2

2008

5.4

1979

5.7

2002

6.5

2000

6.8

2007

4.8

2022

5.9