2013

7.6

2017

5.3

2015

6.4

2007

5.7

2011

7.2

2014

6.8

2009

8.5

2008

7.8

2020

7.0

2016

5.7

2003

6.8

2020

6.6

2014

4.7

2009

5.3

2005

8.3

2024

7.2

1994

5.3

2012

5.8

2015

6.9