Year Percent of GDP (Units) 1990 78.938 1991 80.493 1992 77.942 1993 79.171 1994 77.897 1995 77.807 1996 76.227 1997 70.147 1998 74.243 1999 77.695 2000 79.202 2001 84.364 2002 96.301 2003 86.450 2004 86.499 2005 76.589 2006 74.290 2007 71.849 2008 68.782 2009 72.750 2010 68.731 2011 69.428 2012 67.504 2013 69.457 2014 69.561 2015 76.334 2016 75.000 2017 72.260 2018 83.585 2019 82.594 2020 96.725 2021 102.740 2022 115.536