Year % of GDP 1992 0.318087308387542 1993 0.35235287737778204 1994 1.7983402674596902 1995 2.03595743178689 1996 2.19078630905066 1997 2.79497910969606 1998 2.10598171305119 1999 1.9007561884641901 2000 2.1510492369186 2001 1.8868710784894 2002 1.98468424604293 2003 2.12420904616827 2004 1.96705859978073 2005 2.40574899498883 2006 2.3877456383543603 2007 2.47252740262893 2008 2.30274114399407 2009 1.90898190365369 2010 1.90236102232278 2011 1.5336412405932 2012 1.61331991729012 2013 1.5792916793498197 2014 2.24502052094788 2015 3.25118076341283 2016 3.1547766025102204 2017 2.88440151897159 2018 3.1923532653189097 2019 3.5201524158867596 2020 3.8118494813667603 2021 3.22834693677077 2022 33.5465729986209