Year % of GDP 1993 4.491109789037337 1994 6.9336835012419105 1995 5.841334126602826 1996 5.749843143256221 1997 5.45069565757232 1998 4.804494135462459 1999 4.9431547886300535 2000 5.2327979154397415 2001 5.295921789513731 2002 5.442047893682133 2003 5.260388817327446 2004 4.483654119753266 2005 4.070103745149371 2006 3.460335506889852 2007 5.730862561528828 2008 5.634532191969174 2009 6.162505464165601 2010 6.344682164519943 2011 6.019418186460292 2012 5.782096547549586 2013 5.6127383521964855 2014 5.493939061745581 2015 5.397979836940802 2016 5.209980457379085 2017 5.123498321074843 2018 4.9262731711558985 2019 4.806798236043168 2020 5.38531563316916 2021 7.213473102173805 2022 8.005364179860525 2023 8.129346078546568