Year % of GDP 1984 2.0430160207731127 1985 1.9045978327486464 1986 1.8119312436804855 1987 1.8275608632115279 1989 2.0125081645983016 1990 2.2085281111813013 1991 2.8337340413222076 1992 2.663010614345449 1993 2.4612871927554982 1994 2.675084381712182 1995 2.8341498979294255 1996 2.646910501523968 1997 1.561818974284469 1998 1.3785594492786708 1999 1.267590419931623 2000 1.344646856857018 2001 1.1986299311238628 2002 1.5133158281125438 2003 1.3472242108028216 2004 1.1617518599625192 2005 1.0644354527154796 2006 1.1704246477661118 2007 1.0933912457126067 2008 1.0431312939388182 2009 0.9096409923501997 2010 1.0974904316267422 2011 1.0923047132948378 2012 1.0727111608600344 2013 0.9349929779333962 2014 0.851094850602783 2015 0.8267719908498188 2016 0.8871784829418226 2017 0.7837080258566445 2018 0.688026125969023 2019 0.5454741015042792 2020 0.8073748267759233 2021 0.48113713727801277 2022 0.43771505130781646 2023 0.44844300310353247