2010

6.3

2015

5.5

2014

5.6

2016

5.8

2012

4.9

2011

5.6

2011

5.7

2007

5.4

2010

5.5

2013

6.0

1943

5.2

2012

5.5

2017

8.0

2019

6.8

2006

7.4

2017

6.8

2019

8.1

2016

5.9

2017

7.4

2008

5.9