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 0.0296108217912019 2006 0.0279021600404686 2007 0 2008 0 2009 0 2010 0 2011 0 2012 0.0221312240981869 2013 0.126629869230923 2014 0.0670274097883301 2015 0.0644025812863949 2016 0.0452314045297359 2017 0.0540584874730229 2018 0.0696622256776991 2019 0.103603698823657 2020 0.0524082823857014 2021 0.0750347930087043