Year Percent of GDP (Units) 2004 74.131 2005 82.144 2006 98.553 2007 88.596 2008 85.868 2009 100.012 2010 93.962 2011 77.238 2012 76.873 2013 80.229 2014 96.821 2015 116.979 2016 119.636 2017 106.476 2018 126.009 2019 112.890 2020 124.749 2021 123.382 2022 119.123 2023 121.869 2024 121.294 2025 119.512 2026 118.724 2027 118.546 2028 118.386 2029 117.813