2005

6.5

2004

6.7

2006

5.5

2011

3.8

2007

3.0

2007

4.9

2003

6.2

2004

7.1

2010

4.5

2024

6.0

2016

5.6

2015

6.7

2007

5.3

2015

5.3

2004

6.8

2024

6.9