Year annual % growth 1996 -0.8560005939840636 1997 4.274078423927136 1998 -4.308082472993561 1999 0.6164263383163728 2000 1.7870508081680327 2001 3.321611582172295 2002 13.514601270715048 2003 -0.4126984145189141 2004 12.123540053336868 2005 6.330826948383333 2006 11.238953575920078 2007 15.008614034224067 2008 4.07885929068695 2009 6.389485035622954 2010 7.665668205428773 2011 4.442461710989193 2012 6.151111186084933 2013 4.783115117195422 2014 5.33963161928321 2015 4.800311511516014 2016 5.498967264762783 2017 5.718685763110514 2018 3.436029560203437 2019 3.3693680100331562 2020 -2.291141630790122 2021 6.513597019088252