Year annual % growth 2007 7.168909700322473 2008 9.80747893048563 2009 -2.7706255244750793 2010 3.8100939305634256 2011 9.244763795012886 2012 10.949466755397935 2013 14.156400869868108 2014 -4.461124830837477 2015 1.7055319786818472 2016 6.649396206118325 2017 3.728116697007607 2018 9.466995651606027 2019 6.947589956991678 2020 6.363718875403322 2021 -3.443535622494224