Year Percent of GDP (Units) 1999 -2.761 2000 -2.758 2001 -2.852 2002 -3.186 2003 -2.194 2004 -0.868 2005 -0.276 2006 -0.643 2007 -0.157 2008 -1.305 2009 -1.394 2010 -0.387 2011 -0.334 2012 -2.173 2013 -1.722 2014 -2.600 2015 -1.857 2016 -2.681 2017 -2.510 2018 -1.866 2019 -2.611 2020 -4.659 2021 -2.632 2022 -2.547 2023 -3.076 2024 -2.769 2025 -2.454 2026 -2.196 2027 -2.077 2028 -2.070 2029 -2.013