Year annual % growth 1971 7.369585256311467 1972 6.478149879391324 1973 3.645579934420823 1974 0.44258328081031095 1975 2.9220753587228216 1976 10.88327959393726 1977 3.657793512311571 1978 5.449915704510033 1979 9.630041490602338 1980 3.0863160362383013 1981 -2.9610135184845205 1982 -0.7797957074418491 1983 2.699469731107712 1984 5.2736659792094684 1985 4.02970899969408 1986 3.235606068041591 1987 4.576223599429866 1988 5.473474702582166 1989 8.591250211253865 1990 10.773956540112906 1991 10.901629554586464 1992 3.0141864136117817 1993 -6.683878788276161 1994 8.238549505727491 1995 6.958250430593878 1996 4.089218401853188 1997 9.209184530911998 1998 9.413686746376854 1999 8.881298817184273 2000 10.784313725490208 2001 0.8495578195730076 2002 -2.6149534920701996 2003 5.640656311079439 2004 7.830093001254539 2005 5.9642458659933055 2006 11.152582581663722 2007 6.205506825978844 2008 2.301757728354062 2009 -9.692174182790936 2010 12.867898699520879 2011 7.32565150258641 2012 0.10170697764505121 2013 2.675547332857036 2014 3.925233460078317 2015 5.797714957471769 2016 4.489999663882486 2017 5.225380757661895 2018 3.992723659738502 2019 3.358405208557329 2020 -8.283974014430797 2021 8.884583631258792 2022 6.634468885958782 2023 -3.369089919652353