Year annual % growth 1969 0.4925453739001995 1970 -13.460240057901146 1971 2.707507493856383 1972 1.5327296944495572 1973 3.8049683579286295 1974 1.9769359366391086 1975 -1.48312415815532 1976 5.328287198863919 1977 -3.2990068344380035 1978 0.17060065568792027 1979 3.065123809351334 1980 2.8077379096937563 1981 2.0037263975364255 1982 3.2008105000929703 1983 2.1173866240877146 1984 2.6239478605401416 1985 2.75928131316266 1986 2.3564437976026653 1987 2.0337278477590814 1988 2.9235111756938466 1989 2.8015550837799736 1990 2.6116580310901156 1991 2.803394833514858 1992 3.1216344117072907 1993 1.8789150887101016 1994 -0.8196737789312607 1995 11.604685740446612 1996 2.09999610569605 1997 -2.7203426482159188 1998 -1.454144972476584 1999 2.3000024294402692 2000 -11.6998199279778 2001 -1.5068165510643325 2002 -3.6344503804435817 2003 0.6635867282654289 2004 1.610480640854476 2005 0.4816457255481623 2006 5.63778793934118 2007 2.7634574835576586 2008 2.772520637129361 2009 2.781430803905536 2010 3.6144240552732327 2011 3.57195829166173 2012 3.453097132811635 2013 4.245800003365034 2014 4.739781330301 2015 4.656860749668468 2016 3.260058031136353 2017 1.6104244792799705 2018 1.5738056559491156 2019 3.143773157494138 2020 2.532117265229445 2021 2.351047060390016 2022 2.3874787849263157 2023 2.2133510970530352