Year annual % growth 1997 -18.27443811366298 1998 33.833478516132885 1999 73.09678688191553 2000 38.881300255833 2001 15.456168868706754 2002 3.5523687962416517 2003 11.773251182351714 2004 18.48386159551154 2005 24.26685665518515 2006 16.927427999893425 2007 19.112200926022965 2008 -4.625567002322356 2009 4.7115359205046445 2010 19.193579678386357 2011 6.674095138624622 2012 0.2935903530236601 2013 1.5889955030518053 2014 1.1528012962385787 2015 0.9693530090754621 2016 11.340597138987675 2017 13.243457449411025 2018 4.025758031444752 2019 2.635788605084329 2020 -27.86144197106796 2021 52.04984223293354 2022 7.5103703323713376 2023 10.123360288067332