Year annual % growth 1986 55.862368838571854 1987 18.181444746183374 1988 -5.863502674245865 1989 7.088405120829137 1990 2.7092318891779996 1991 8.330791857561806 1992 2.1298802934532404 1993 2.34590926244465 1994 3.433781909880551 1995 16.560987683282818 1996 3.007821972449335 1997 1.2950744876585816 1998 -13.682926315400962 1999 1.7701511485517045 2000 5.699319977663393 2001 15.45467443047501 2002 3.304482897582517 2003 9.507782432775812 2004 10.378026486267885 2005 8.785771361291566 2006 8.652692473529953 2007 4.925381306694973 2008 21.529514227507036 2009 -1.0275402479031897 2010 10.692061880034714 2011 15.077251557682516 2012 -24.10220233486224 2013 15.856120004095658 2014 8.586976864166246 2015 9.27892021213053 2016 8.068058047726907 2017 -3.6813993877305364 2018 -0.8999999886927696 2019 6.114853874295562 2020 -1.6643345716504285 2021 4.588304472113052 2022 4.523699091405973 2023 7.000000004638963