Year annual % growth 1996 3.626218471902604 1997 1.9379955094439367 1998 2.491023122094788 1999 -0.75485812716704 2000 3.647132676438119 2001 -0.21296689376450217 2002 -2.8427341095844127 2003 -1.3221605294540524 2004 2.5738458785690597 2005 3.94014997839804 2006 4.463615423790657 2007 4.127794615408888 2008 -1.1076613302130056 2009 0.48189583614414744 2010 4.691795504874179 2011 3.191376618644796 2012 -0.17291128810703071 2013 4.564656409278214 2014 3.8692798282564667 2015 2.3059624156961007 2016 3.5935393994777485 2017 3.0612696061089792 2018 1.6397914240507276 2019 3.2110138792965586 2020 -4.163179379107859 2021 7.3547726632313015