Year % GDP 1995 17.095910037574676 1996 34.64970713083518 1997 35.21082607543307 1998 46.476651476207756 1999 33.286286139054575 2000 29.19470753222424 2001 29.030116606454303 2002 28.612579801293975 2003 30.209468588549743 2004 26.942489327488474 2005 27.5632390071943 2006 25.988269237501484 2007 20.735749041330127 2008 22.060976369261002 2009 16.7680727471697 2010 21.280537677586462 2011 17.56470221270323