Year % of GDP 1993 3.77725720349849 1994 3.703127274559723 1995 5.5188846919283545 1996 6.845681255732766 1997 6.252937583860228 1998 4.725688830869232 1999 4.970117797047609 2002 2.4974630409419896 2004 11.686348735557543 2005 12.66233723945995 2006 13.768010899669864 2007 30.508988589755333 2008 14.157772828726998 2009 10.922859296191682 2010 13.773220673014762 2011 9.416532662745022 2012 12.11394630063158 2013 15.498411329414182 2014 10.931397576809651 2015 10.136141053487053 2016 7.362535130083073 2017 9.905001420949763 2018 7.4739426997160585 2019 9.25605501323802 2020 13.088656681112578 2021 33.64048612482879 2022 19.347162757660886