Year Percent of GDP 1991 151.138 1992 117.702 1993 88.906 1994 88.458 1995 77.977 1996 58.976 1997 52.16 1998 55.139 1999 46.554 2000 34.915 2001 35.12 2002 29.951 2003 22.998 2004 17.302 2005 11.805 2006 8.257 2007 7.047 2008 5.376 2009 6.653 2010 6.161 2011 4.641 2012 3.602 2013 3.092 2014 3.429 2015 4.653 2016 10.018 2017 20.683 2018 14.8 2019 17.784 2020 20.969 2021 26.249 2022 31.115 2023 34.709 2024 38.423