Year annual % growth 1991 3.4320030991657546 1992 -5.419923044204083 1993 7.226254467372655 1994 2.015134868804026 1995 5.562107280722998 1996 -2.9600785419680733 1997 2.8206908647727005 1998 2.94313415421405 1999 3.1662407127300582 2000 -1.2962795602939678 2001 6.888995173756669 2002 5.023844946172872 2003 3.824917102484889 2004 3.60377401536806 2005 1.253924717622354 2006 3.962499463305889 2007 3.969743986908597 2008 0.03368255857793656 2009 6.272616944730089 2010 6.512947604172197 2011 4.006751903771459 2012 7.458992745476294 2013 4.577300452063 2014 2.0308791233250076 2015 6.87562798074724 2016 9.60705257306526 2017 8.284560295252092 2018 6.567293488656105 2019 4.142939203405646 2020 5.270299017835399 2021 2.867687852574406 2022 5.979182837350066