Year Percent of GDP (Units) 1993 60.684 1994 53.612 1995 39.055 1996 37.138 1997 33.239 1998 36.689 1999 39.539 2000 44.378 2001 52.767 2002 58.165 2003 69.337 2004 76.022 2005 78.868 2006 80.923 2007 67.232 2008 60.546 2009 61.037 2010 56.452 2011 63.620 2012 72.809 2013 93.909 2014 91.196 2015 91.541 2016 109.108 2017 104.828 2018 107.295 2019 99.737 2020 114.939 2021 123.276 2022 117.770 2023 114.362 2024 111.393 2025 106.274 2026 99.931 2027 96.551 2028 94.499 2029 89.826