Year Percent of GDP (Units) 2005 -1.517 2006 -1.611 2007 -2.018 2008 -1.465 2009 -7.171 2010 -4.107 2011 -1.942 2012 -0.551 2013 -0.567 2014 -0.666 2015 -3.368 2016 -3.693 2017 -2.633 2018 0.559 2019 1.431 2020 -2.740 2021 -1.997 2022 0.222 2023 0.650 2024 -1.516 2025 -1.475 2026 -1.009 2027 -0.460 2028 -0.271 2029 -0.044