Year % of GDP 1970 2002.5104151729415 1971 1767.3855741443208 1990 35.13232240739388 1991 35.16511726614287 1992 36.984133530262106 1993 46.698822318304664 1994 48.10463682311626 1995 57.88357149006509 1996 64.21551210439183 1997 64.00972094135109 1998 64.25782547276296 1999 59.157380528677926 2000 56.41656755974043 2001 51.99516701479715 2002 50.165369852648645 2003 45.49913848196683 2004 43.469121299952526 2005 40.26751026866212 2006 35.789057626322865 2007 31.792195137487994 2008 35.79774940087919 2009 48.36469929677272 2010 50.16780070723019 2011 58.057649948503 2012 77.80506717526262 2013 92.31229443186807 2014 105.57296171415678 2015 105.3954766855658 2016 106.78085544136951 2017 107.28637114679844 2018 107.974507264889 2019 112.05063427754507 2020 140.1786956752853 2021 134.0198588117967 2022 111.42666315691443