Year Percent of GDP (Units) 1999 2.293 2000 1.884 2001 2.700 2002 3.167 2003 2.892 2004 4.916 2005 4.988 2006 1.910 2007 5.918 2008 2.776 2009 7.648 2010 -0.433 2011 -5.173 2012 -0.761 2013 -0.389 2014 7.293 2015 -1.904 2016 2.316 2017 4.391 2018 3.697 2019 3.854 2020 6.113 2021 -0.574 2022 -0.184 2023 1.017 2024 -6.072 2025 -7.759 2026 -8.777 2027 -9.627 2028 -10.978 2029 -11.212