Year % of GDP 1995 0.3283947856054621 1996 0.49055980572994323 1997 0.5717310162697997 1998 0.7680702235632972 1999 2.2602059494978257 2000 0.7985078607638082 2001 3.109122918914668 2002 0.6273838954432779 2003 1.3720748966719851 2004 0.139025726871719 2005 2.469517921344876 2006 0.9969436860455948 2007 0.673465765754345 2008 7.228914208468113 2009 4.314996047943976 2010 0.8501565983172134 2011 1.5758177697184375 2012 2.380630525857799 2013 1.1975824405742888 2014 0.09825068662692861 2015 3.8639156529052343 2016 0.35718993469866944 2017 2.4529101329928746 2018 1.2539853788927893 2019 1.3442469472411167 2020 9.099015278361975 2021 2.9952846960597475 2022 2.5544833822618296