Year annual % growth 1961 -0.9564430654232581 1962 0.5741876561144323 1963 11.314389515627795 1964 12.110968643747583 1965 28.654605948736958 1966 6.651042507052821 1967 5.448207925883736 1968 12.352687554850021 1969 12.59354013420571 1970 23.954783003754883 1971 7.359882681320016 1972 0.4311264787910716 1973 6.647398842779879 1974 10.437589670282165 1975 -7.325610764011799 1976 16.179276503038878 1977 25.07373642670734 1978 7.503282685511351 1979 2.9164693295408313 1980 -3.4320730489639146 1981 -26.33809882444342 1982 -18.11433824814928 1983 15.809389164406909 1984 10.671071061049986 1985 5.989034161487396 1986 17.5854785853613 1987 17.582131513842825 1988 -0.9077222804435081 1989 16.56463648932683 1990 10.770144905052732 1991 -2.993545707801516 1992 23.06102085709267 1993 14.191949508369888 1994 4.686316854618283 1995 3.344287551638203 1996 3.141479604142944 1997 14.990156377997366 1998 16.328135280562293 1999 -3.080925608426071 2000 -3.8972978149032116 2001 0.010074048590055895 2002 6.129696509205715 2003 4.54360617613689 2004 4.811515915796377 2005 6.9455453971450964 2006 7.816209227517973 2007 10.088463441825994 2008 6.658714791142771 2009 -18.736288211187343 2010 18.726444660824555 2011 10.670932184245217 2012 7.824970783204165 2013 1.6806389551539525 2014 5.046277650218983 2015 4.498020426451248 2016 8.938430430201663 2017 5.012553234382764 2018 2.8559579611267054 2019 -2.2974294632586663 2020 -12.929295487006712 2021 19.24622889680016 2022 6.0217641515974805 2023 5.612029786274704