Year annual % growth 1981 3.864923657818167 1982 6.38362109966684 1983 4.821029482345068 1984 4.110261269380217 1985 2.280373830690664 1986 1.8672133237615185 1987 1.6379888616298928 1988 2.6875201439208922 1989 -3.180676793129095 1990 5.091391877859294 1991 -5.395598897839719 1992 8.530923443682227 1993 3.0059374535362764 1994 -5.276682058851492 1995 3.610129479960449 1996 -1.291668403719541 1997 4.030334516321105 1998 1.2826684719505295 1999 1.9241236457772999 2000 10.848081508750383 2001 2.332927808280189 2002 2.324785404941494 2003 2.1041035125398935 2004 1.9196015913169617 2005 2.8374006026508596 2006 2.646903676830675 2007 -0.5498258854358227 2008 5.088258440369913 2009 5.1789205793054975 2010 1.7888482027436794 2011 4.45866175387701 2012 3.960085126755118 2013 2.7832087681620266 2014 2.3325401164939734 2015 0.7563508802274015 2016 3.3950672799008856 2017 4.377177556805464 2018 2.158163149672049 2019 3.750925146539501 2020 3.930401297746428 2021 0.9614395748001954 2022 0.3552745258958083 2023 2.1058973347862064