Year annual % growth 1996 -27.492365282221144 1997 -6.745498537142552 1998 -51.10525201749526 1999 -29.06896205214686 2000 -37.122304521447056 2001 -13.42776674950207 2002 375.4706388315194 2003 -49.851897094971086 2004 148.90158286394995 2005 -1.5037484538399752 2006 30.319213312595025 2007 64.58602015790277 2008 11.229212172585079 2009 21.42441706139087 2010 14.828622781850171 2011 8.269928732419032 2012 7.728551232259932 2013 8.73539292535827 2014 7.153628719114067 2015 3.866506789155082 2016 7.243309316508601 2017 6.389963913967293 2018 6.827639866066022 2019 3.833153051097298 2020 2.8633660999322785 2021 4.095012460844998 2022 3.58785053389677 2023 3.720234997281338