Year % GDP 1991 1.6450645676842828 1992 1.4050379880966464 1993 1.1444812325361737 1994 1.468525766492095 1995 1.8054297206676468 1996 2.432616405122278 1997 1.9099529683629237 1998 1.4361278273647062 2000 2.9059363554983 2001 3.3586086458197126 2002 6.345223377421794 2003 8.034567395938833 2004 8.54180479180443 2005 8.247934776792642 2006 10.707842712109779 2007 8.423359150219383 2008 8.933182294858861 2009 11.727562988584204 2010 21.63631741556575 2011 17.025210204615384 2012 10.75792356842702 2013 11.199999309510805 2014 12.164287085182016 2015 16.15878057307578 2016 14.305054979510398 2017 12.533826083296276 2018 13.320297189361273 2019 12.879684319365847 2020 16.075969334357726 2021 13.730970242937538