2009

6.3

2010

6.4

2010

6.0

2011

7.1

2010

5.8

2008

6.2

2016

7.4

2021

4.8

2013

7.3

2016

7.7

2016

6.1

2017

6.2

2016

8.1

2020

7.0

2012

5.4

2005

5.5

2015

5.2

2022

6.1

2017

5.0

2016

6.2