2012

6.8

2006

8.0

2011

8.1

2005

5.6

2004

8.3

2017

6.9

2016

7.3

2014

7.1

1998

7.2

2013

7.1

2018

7.2

2020

7.9

2014

7.6

2014

7.4

2015

7.5

2016

6.9

2013

7.5

2013

7.3

2016

7.3

2004

7.9