Year annual % growth 1966 12.104511095788936 1967 6.863373108952359 1968 5.96238619415162 1969 0.4342881533649887 1970 9.475465623174756 1971 3.1083583341245316 1972 8.277812269692262 1973 6.106758868445624 1974 7.451431061777441 1975 15.569351975549736 1976 9.54938483210448 1977 8.066916205089441 1978 4.062719903892415 1979 1.1465936720715746 1980 9.940046115963824 1981 8.316996528427993 1982 7.426639586258361 1983 5.873303172761197 1984 5.865666292170118 1985 4.18817238889055 1986 0.7776343307351254 1987 0.7467321325022027 1988 0.12352610191778979 1989 6.440476219809938 1990 2.5327438737133434 1991 4.923406098375537 1992 3.0707918437804125 1993 4.578713530193184 1994 3.7984794033966836 1995 2.9709183421664562 1996 3.2078565349262362 1997 6.189116463401433 1998 6.333369590893682 1999 2.9763651351861142 2000 9.886438800325806 2001 6.391586183024671 2002 6.30500454145502 2003 7.401461913122361 2004 4.348683153235086 2005 2.764591267392319 2006 6.964695985270481 2007 5.464724577423226 2008 4.350445784625762 2009 5.8416506448631225 2010 26.363424019295877 2011 6.393481156467914 2012 5.302305029825476 2013 6.098328554444365 2014 2.8013974029398128 2015 3.1033598358553434 2016 1.8594527363184028 2017 -0.17095060748519586 2018 -1.1314292703810054 2019 1.41655325992825 2020 -1.0430009149130797 2021 1.5039447731755473 2022 -1.1598251153752699 2023 1.892240584874358