Year % GDP 1960 1.1402837428405275 1961 1.4581593255465148 1962 1.993704092339979 1963 1.924295216978144 1964 2.2785006757371007 1965 2.395974342494693 1966 3.4730711152656935 1967 3.212934296525628 1968 2.458863706923316 1969 2.6058063778597633 1970 2.415966386554622 1971 3.743450221684805 1972 5.372864417265501 1973 4.495562646132545 1974 4.187885629855626 1975 3.4202803148742427 1976 3.843950984172864 1977 2.0271872264506077 1978 1.4446676952964221 1979 1.6906672358048496 1980 4.502011753208016 1981 8.939877701775973 1982 12.294367751326183 1983 13.875137508281215 1984 17.09926064309123 1985 20.11019794551112 1986 15.648440360850863 1987 14.10874629572009 1988 13.84765190112393 1989 13.538333039513716 1990 11.695392918825549 1991 15.550398454093745 1992 14.033789512995995 1993 12.966345653726155 1994 13.630522526505592 1995 10.750300038072169 1996 11.427172915629695 1997 7.52465515543028 1998 4.274384524347809 1999 4.553579698030047 2000 6.070332906261683 2001 4.8962856255815135 2002 5.50247939918914 2003 5.542469599983149 2004 5.309841561481536 2005 6.528690901699356 2006 7.261192357230552 2007 5.874929921695714 2008 5.3144708077749625 2009 8.062386450225667 2010 8.493931559765548 2011 8.615522430262102 2012 7.231268226354946 2013 7.867213178553009 2014 8.713674880237578 2015 8.540350530875955 2016 7.774695358744688 2017 7.46297654123955 2018 8.838037525983914 2019 9.330305950110917 2020 11.87497254342691 2021 10.29544264377939 2022 9.422918240063115 2023 7.953339202106746