Year % 2005 2.0346130463592824 2006 3.1926999855322813 2007 -2.1347773603693874 2008 -4.671742817774217 2009 0.7557726735770942 2010 1.5832709716524582 2011 1.2352521458623111 2012 -0.2556043583330028 2013 5.677634436959334 2014 5.767407214387353 2015 2.8408376767441186 2016 3.440598192090329 2017 4.7542146049944