Year % GDP 1970 14.939809338250539 1971 14.254671881790449 1972 14.866844733384887 1973 15.86774204539672 1974 7.938139645788766 1975 11.395666469663498 1976 11.97756788797394 1977 17.202136693214193 1978 18.392024587069372 1979 15.42446475923564 1980 12.899375254073345 1981 14.296666304130806 1982 20.16429213255047 1983 25.72546981098411 1984 22.289378059682736 1985 28.774891771470784 1986 43.66503584877419 1987 44.1021428680526 1988 42.153690626372786 1989 44.686695460704605 1990 36.97189528538175 1991 53.255108556832695 1992 65.07976313093269 1993 42.06065113801973 1994 35.59140079450432 1995 34.69617223274825 1996 31.127184350048044 1997 30.55004399292416 1998 38.75595838102542 1999 34.76291813526634 2000 26.84899297713702 2001 34.89328477443609 2002 28.678248964303954 2003 29.988158248018397 2004 28.984866507375855 2005 33.72158663960368 2006 35.99745815866541 2007 41.576840759326146 2008 40.801185462709405 2009 51.73510868404937 2010 44.70179599881347 2011 39.75302632465127 2012 37.12844235833444 2013 40.005339993871814 2014 46.096808613041 2015 70.84248012212831 2016 79.76058857695733 2017 80.08170078826575 2018 80.43683981708973 2019 100.63614676277514 2020 138.8578429472948 2021 123.31661833959757 2022 101.0577977442652