Year annual % growth 1981 -1.7520171069818247 1982 11.38545255466039 1983 -1.1083715968145782 1984 14.321299446166023 1985 34.20478929646404 1986 -7.061688263257494 1987 -23.23144105707523 1988 -3.299203616543096 1989 0.7058823260308316 1990 0.934579352015902 1991 8.888888929990529 1992 -5.080782368413352 1993 -1.1198208371841218 1994 -4.983012375206513 1995 1.3110846811185155 1996 11.529411742956427 1997 12.447257380113584 1998 14.634146286618588 1999 -9.574468053804608 2000 -1.2669683582928002 2001 14.115490376361421 2002 2.6484115948229885 2003 -2.2643436216993535 2004 6.6550808695744905 2005 375.15767991203074 2006 -14.357717670325911 2007 19.4815058646506 2008 5.320555294401203 2009 -2.525809381590875 2010 13.432552171068352 2011 2.726018387258904 2012 6.976228934575786 2013 3.075148897495339 2014 7.604026867268814 2015 -1.6046869649978674 2016 4.957237924305687 2017 -2.743037870856085 2018 11.418766233587135 2019 1.1134178740946084 2020 -5.110023057907071 2021 6.719792460261758 2022 2.229327859417012 2023 0.39660495027882803