Year % of GDP 1990 81.66034901797936 1991 80.67403606745602 1992 89.3895335157632 1993 76.04027224127516 1994 65.99653127915684 1995 64.68830274953001 1996 77.435768862522 1997 87.28547909951837 1998 89.32823097157106 1999 88.80619708765582 2000 63.98114781570665 2001 59.2148648020876 2002 55.869904322044086 2003 57.27825085742118 2004 62.02249088925379 2005 63.71625544837764 2006 56.71940460159216 2007 59.29801880620007 2008 64.59480100042822 2009 66.44057701399657 2010 62.5257184308288 2011 57.892318876445714 2012 52.205494700239285 2013 55.47012229633073 2014 62.47316810681403 2015 69.67979397807208 2016 65.22694466779524 2017 65.72780849864748 2018 67.34476208438677 2019 67.12315316142129 2020 76.62851895360203 2021 74.79637826767036 2022 78.56803995692022