2020

7.3

2012

7.2

2015

8.1

2011

8.5

2008

8.9

2007

7.9

2016

8.6

2010

8.1

2015

8.3

2020

8.1

2011

8.3

2004

7.9

2020

7.3

2010

8.5

2022

8.4

2021

8.8

2019

8.7

2005

8.3

2013

8.1

2015

8.7