Year % GDP 1960 2.219622182183211 1961 2.835840183713974 1962 3.692580086346923 1963 2.9772852263887626 1964 4.216379398195486 1965 5.739546080357919 1966 6.019570970277119 1967 6.22804577578352 1968 6.183162036212904 1969 6.609417104386192 1970 6.804891457225989 1971 8.646238216769648 1972 10.446589327827464 1973 13.634674943575115 1974 9.801589865376473 1975 9.737441628174404 1976 9.04546962702632 1977 9.320816409849494 1978 7.93538176711506 1979 8.028388876947856 1980 7.368716790210437 1981 10.267249894271684 1982 16.562702555138312 1983 15.339786617551711 1984 14.602987661160366 1985 15.753054228405272 1986 19.219549724180094 1987 19.86414614290056 1988 16.395800562308928 1989 34.41860834233159 1990 18.08898162065642 1991 13.861912143229013 1992 11.42443460501869 1993 8.921324260426573 1994 3.5240427813237103 1995 5.260127677920252 1996 4.602485606882152 1997 8.481112168038246 1998 14.617923361984513 1999 15.440779148509677 2000 16.065645795451932 2001 17.868176531705316 2002 20.890257281699803 2003 22.198442031130035 2004 20.890057864785494 2005 20.659097498730535 2006 20.622989468431676 2007 19.553909958486184 2008 17.254776708599994 2009 20.002024229326864 2010 19.382465908147203 2011 18.11761735346214 2012 18.33907108480491 2013 16.996877900761543 2014 17.90246327905997 2015 17.83055838204165 2016 21.65027863499762 2017 24.195737349457993 2018 22.968581844071352 2019 25.81247280663148 2020 30.110045980472208 2021 26.662114851764137 2022 26.881097067377933 2023 34.54181038330416