Year % GDP 1962 5.458192770790179 1963 4.532871694415771 1964 4.53514910877366 1966 5.088922565368332 1967 5.440582022867815 1968 5.33218551231391 1969 5.393007700757807 1970 7.1790390844337155 1971 7.03987174120584 1972 8.709485564682435 1973 6.86673517573613 1974 7.175235549953156 1975 10.897607848244997 1976 13.00739505653129 1977 10.927220952108074 1978 15.633514585556902 1979 16.85761075449386 1980 17.022520285212977 1981 18.094619969773102 1982 18.78633661740313 1983 20.736629624252018 1984 21.720541574800837 1985 22.255968229055007 1986 27.356084627124513 1987 28.651773801204264 1988 28.568702161187037 1989 27.056891816506607 1990 23.91364932684721 1991 22.721213595113955 1992 24.67058051385837 1993 27.725164149221595 1994 28.16414230444403 1995 29.911357251818707 1996 28.350387125604957 1997 17.906984456397424 1998 25.054435870014505 1999 30.13955866157752 2000 33.851241639711695 2001 32.87484428580646 2002 36.50545759667587 2003 41.02970274929543 2004 42.25021783916857 2005 37.979072822901806 2006 33.15877729596832 2007 30.141670515932947 2008 32.3357814886696 2009 39.949233416429884 2010 39.58513136211824 2011 40.36018440055602 2012 40.923132057672554 2013 35.89200893058399 2014 35.649470172272295 2015 36.09378392838801 2016 42.91955795379186 2017 42.60264116471948 2018 42.514174415200515 2019 44.643388951469205 2020 49.6977113831708 2021 47.598238912765176 2022 46.17153114650115 2023 48.87784564769786