Year % of GDP 1986 6.622539298831385 1987 6.0014283728223 1988 3.9452982256809337 1989 23.849357790196844 1990 36.03861363913717 1991 30.915039338000444 1992 34.745595818405526 1993 28.722782666942347 1994 34.013128644403864 1995 32.81285533395663 1996 40.86848742445853 1997 43.10270675301238 1998 44.8483033762953 1999 49.96624597316611 2000 53.92149700891664 2001 55.061933282082705 2002 54.73913368809284 2003 56.673257914753286 2004 59.73104141438571 2005 63.699492670139314 2006 67.71681432601866 2007 70.51787460227196 2008 70.33669194027154 2009 62.6088840664865 2010 54.17584540066941 2011 61.18015578324574 2012 63.473924493517764 2013 66.80044614967679 2014 69.59857506930156 2015 72.92285160571174 2016 74.10728550780482 2017 81.76252212150247 2018 84.42345601937478 2019 85.15758710093156 2020 84.38159802165528 2021 93.85020712165581 2022 93.8116384550336