Year annual % growth 1996 27.29175992267463 1997 -7.196643635888634 1998 -22.762206157178994 1999 -7.989464451546425 2000 -5.7919847257636405 2001 6.418177551897486 2002 -9.803299512415137 2003 8.934224439448911 2004 26.832418446622583 2005 4.396639519047383 2006 30.794742339987067 2007 51.95301576718734 2008 39.791411033787085 2009 2.677082419863069 2010 -4.128910925989729 2011 25.818653915227756 2012 7.816705212188026 2013 3.172381756182645 2014 -5.434045450981955 2015 -10.567392481140388 2016 -1.2709850096931774 2017 13.732544333683961 2018 42.307735780474985 2019 13.41463459123311 2020 -14.856100508689934 2021 23.399999999942793 2022 13.499999999867242 2023 11.500000000060467