Year annual % growth 1981 3.8649236623507193 1982 6.383621097235334 1983 4.821029478550187 1984 4.110261271583852 1985 2.280373832246596 1986 1.8672133220241562 1987 1.6379888625144332 1988 2.6875201453843403 1989 -3.1806767904419218 1990 5.091391872651442 1991 -5.395598814722348 1992 8.530923409467889 1993 3.005937302097223 1994 -5.2766819154186635 1995 3.610129329040575 1996 -1.2916683652508425 1997 4.03033444753919 1998 1.282668468813526 1999 1.924123725551084 2000 10.8480816212424 2001 2.332927799360334 2002 2.3247852977714416 2003 2.1041035319148165 2004 1.9196015436417895 2005 2.8374006725503165 2006 2.6469036990570203 2007 -4.532418767825632 2008 12.298635845340527 2009 3.962979510477993 2010 -4.158151308047138 2011 2.4283191408037936 2012 24.44518856462095 2013 6.528571659125859 2014 2.5935225595518148 2015 24.029452658815913 2016 -2.6783363763307335 2017 11.000192008720774 2018 16.13825234897068 2019 -7.112649114869612 2020 -15.461750353488242 2021 1.9038977330606741 2022 -8.149421241965456 2023 1.4634146040820326