Year Percent of GDP (Units) 1999 1.548 2000 1.349 2001 2.233 2002 2.589 2003 2.370 2004 4.233 2005 4.230 2006 1.342 2007 5.391 2008 2.139 2009 6.850 2010 -1.217 2011 -6.023 2012 -1.575 2013 -1.304 2014 6.397 2015 -2.751 2016 1.469 2017 3.576 2018 2.926 2019 3.165 2020 5.378 2021 -0.959 2022 -0.711 2023 0.399 2024 -6.587 2025 -8.091 2026 -9.228 2027 -10.183 2028 -11.646 2029 -12.029