Year annual % growth 1961 4.398584654684058 1962 6.672304708516236 1963 4.173167060933906 1964 9.333576570890557 1965 8.964191072243906 1966 6.2648471250055024 1967 8.468327993551213 1968 1.3441097108049433 1969 7.670401300892365 1970 5.900895615368356 1971 4.941483929461583 1972 5.66615106748192 1973 6.60599062822979 1974 12.282695686640182 1975 11.935076549036665 1976 5.132671352815564 1977 6.5255018502867586 1978 3.5031750513804525 1979 5.846140542134435 1980 0.20339872117298796 1981 6.8176340350748035 1982 -2.046684353607958 1983 3.5979094015125384 1984 2.681342552468365 1985 3.836775198424604 1986 -1.0942548719419563 1987 0.22262040842181818 1988 -5.499852787666285 1989 5.399999477102085 1990 0.5999979397733739 1991 -1.4999989041128856 1992 -3.0000013559516816 1993 2.600000630841919 1994 -1.0999977501872138 1995 5.602210886192012 1996 5.268198224460676 1997 -3.1670313978062694 1998 2.592526136392266 1999 3.570262694860517 2000 3.6333457462542498 2001 4.764380456208997 2002 2.721329986146685 2003 2.9888881569107895 2004 4.079591317854408 2005 4.09626677463865 2006 6.801660865078034 2007 5.3946576136560935 2008 -2.332012176368167 2009 2.02356550554002 2010 -4.167886093730104 2011 -6.955421203391822 2012 -4.865793861912891 2013 -6.3535745589713315 2014 -1.242349064005893 2015 2.7157213432280685 2016 -0.10907118729848264 2017 -1.0730158714451363 2018 -3.4519055855898273 2019 2.440925944062357 2020 2.9910843868214982 2021 1.8069538529204436 2022 2.1467578481733085 2023 1.7459720609950722