Year Percent of GDP (Units) 1995 8.205 1996 8.845 1997 7.713 1998 8.177 1999 8.709 2000 8.596 2001 8.286 2002 8.299 2003 12.473 2004 10.781 2005 11.747 2006 12.979 2007 12.028 2008 13.053 2009 12.607 2010 24.989 2011 19.075 2012 17.509 2013 17.504 2014 16.521 2015 14.052 2016 16.935 2017 20.212 2018 18.710 2019 20.322 2020 17.703 2021 18.048 2022 15.862 2023 11.194 2024 12.209 2025 13.355 2026 13.795 2027 14.729 2028 18.374 2029 22.168