2017 7.5

2017 5.2

2004 6.2

2015 7.8

2009 6.8

2005 6.9

2006 7.2

2012 7.6

2012 7.3

2009 6.0

2008 6.8

2014 5.8

2014 6.7

2000 6.3

2011 7.6

2014 7.1

2014 5.7

2015 5.8

2017 6.4

2017 6.5

2016 7.7

2017 5.6

2007 7.1

2016 5.3

2017 8.2

2017 5.5

2017 5.9

2014 7.1

2008 7.2

2013 8.0