Year % of GDP 1980 0 1981 0 1982 0 1983 0 1984 0 1985 0 1986 0 1987 0 1988 0 1989 0 1990 0 1991 0 1992 0 1993 0 1994 0 1995 0 1996 0 1997 0 1998 0 1999 0 2000 0 2001 0 2002 0 2003 0 2004 0 2005 0 2006 11.4339025984773 2007 5.94490221432553 2008 5.46163646578312 2009 2.65898185019521 2010 2.43044511982911 2011 2.80489508955736 2012 2.34921054003086 2013 1.92187619455113 2014 1.48326200444495 2015 0.513819837621705 2016 0.407544888538057 2017 0.541318938190263 2018 0 2019 0 2020 0 2021 0