Year Percent of GDP (Units) 2002 1.924 2003 3.996 2004 3.287 2005 6.078 2006 7.653 2007 5.134 2008 1.227 2009 -1.328 2010 1.470 2011 5.811 2012 4.431 2013 4.946 2014 2.482 2015 -6.259 2016 -4.503 2017 -4.266 2018 2.580 2019 -0.570 2020 -7.037 2021 -4.966 2022 0.105 2023 -1.525 2024 -2.224 2025 -1.906 2026 -2.001 2027 -2.134 2028 -2.478 2029 -2.385