2022

6.9

2010

6.8

2009

5.5

2013

7.5

2008

7.6

2000

6.3

1997

3.2

1997

7.6

2011

6.3

2013

7.3

2008

7.1

2003

5.3

2004

6.1

2012

6.0

2010

7.0

2005

8.6

2014

5.1

2002

5.4

2010

6.4

2022

6.2