Year % GDP 1960 36.19035152834574 1961 37.616255811630616 1962 40.147625042027485 1963 43.10309953968273 1964 44.40600716132148 1965 46.22290366620228 1966 46.14798225917628 1967 47.06546744010819 1968 47.669133400976236 1969 48.220680628794284 1970 51.442579379920794 1971 53.67218569990799 1972 58.92423548397678 1973 62.069274039922114 1974 60.41156396886895 1975 58.84655537966762 1976 59.05160425663685 1977 60.90068317227355 1978 63.96912828048979 1981 61.55694058494248 1982 62.1605600940651 1983 64.26342709024759 1984 66.30947042181705 1985 68.40027201661546 1986 77.78193587273849 1987 83.89247399963034 1988 89.04895651267496 1989 89.95125881498598 1993 89.79363830621988 1994 91.16289835190317 1995 92.22963508959721 1996 88.39688118340935 1997 88.92417726863277 1998 88.3937530932111 1999 90.16276693383811 2000 90.85164014080566 2001 78.12227149141084 2002 77.52513812463924 2003 78.93385445704187 2004 80.64973063148884 2005 83.4286347495332 2006 86.59840791074288 2007 90.40049474115935 2008 92.71228987023565 2009 91.17008660105292 2010 88.5001908792025 2011 86.61095910919684 2012 84.7013977666739 2013 83.64587256157736 2014 82.67084730730348 2015 81.72780974761864 2016 82.24254404071672 2017 80.61639770268297 2018 80.68610606877007 2019 80.73130883738462 2020 86.58570837935183 2021 82.51599419596378 2022 80.16795149132305 2023 76.29921694115748