Year % of GDP 1993 4.195556889396008 1994 5.298253751338248 1995 4.592689682118997 1996 3.465317036822177 1997 5.3167878717308 1998 10.49664237249932 1999 5.660895534509596 2000 7.319237665985224 2001 9.479181471112428 2002 4.590599447268914 2003 10.514920872001737 2004 8.948635993345325 2005 21.67437355487162 2006 10.328267758074725 2007 13.511196156738494 2008 8.12295909046486 2009 9.505903132220572 2010 13.277630164478648 2011 4.821007081132476 2012 7.764585230102485 2013 4.3715276662521205 2014 6.689355477048996 2015 -3.1255627360592153 2016 3.845672837477801 2017 6.44685216619255 2018 4.024064023954046 2019 9.814687718268349 2020 11.995821839367535 2021 20.45422113600623 2022 4.3429962384635115