Year % GDP 1960 21.264911840449745 1961 21.219501059245626 1962 21.637673126688156 1963 20.46529678735094 1964 19.64594368651997 1965 18.680904010019912 1966 17.522469047140714 1967 18.232650563382812 1968 17.413320136760067 1969 14.275885421419416 1970 15.860491462530495 1971 15.178638501276117 1972 14.458399786872146 1973 13.066428805565307 1974 11.811549514576718 1975 13.435423006222791 1976 13.466147409017111 1977 13.182441876309579 1978 13.80270720903824 1981 12.590773258703209 1982 14.630170817927604 1983 16.630150565893448 1984 18.038360889910642 1985 19.2600116559288 1986 22.24759051327046 1987 22.6301630841941 1988 21.97680219116509 1989 21.608665623980595 1993 25.5685187099576 1994 25.917436869052015 1995 26.57655170808814 1996 24.935779780775846 1997 20.082771965082046 1998 21.554008311839407 1999 22.245695224412316 2000 23.255776672378353 2001 19.281691651635906 2002 20.324757654477757 2003 20.749986285406408 2004 20.14215958166302 2005 18.463454681034875 2006 16.62939785444391 2007 15.03524705375028 2008 15.089298102992165 2009 21.862434780196356 2010 24.618383878031683 2011 28.192730370385586 2012 30.247031811596393 2013 28.8262209488589 2014 29.87305781511404 2015 31.445476971669134 2016 35.53210747808625 2017 35.993706680781564 2018 35.72941999950898 2019 37.28088817366607 2020 45.83305873738977 2021 48.935292859509474 2022 43.62374572198749 2023 44.84091877469921