2014

7.7

2012

7.8

2006

5.5

2008

8.7

2005

6.8

2015

6.9

2013

6.0

2001

6.9

2015

7.2

2009

6.6

2011

7.4

2006

6.4

2016

7.8

2010

7.2

2008

6.4

2001

6.2

2022

6.3

2015

7.8

2014

6.9

2009

7.1