Year % of GDP 1980 57.391522295874445 1981 63.05121057458055 1982 59.055532509321054 1983 54.396895063853655 1984 58.702996776770554 1985 51.28247010772016 1986 48.637928845937964 1987 52.383762374459565 1988 56.97464571498233 1989 57.482163540682016 1990 38.62741061925297 1991 43.32457059053957 1992 39.44324403226901 1993 37.370451285918485 1994 39.48049916571164 1995 37.210947209085475 1996 37.91786278153104 1997 41.75439232165695 1998 42.23013426546795 1999 49.38664888437854 2000 53.89153227588858 2001 51.447930120335286 2002 49.611477578730664 2003 49.981205536866966 2004 44.287744843314705 2005 47.465924304268356 2006 47.264570226227136 2007 45.56182678454222 2008 51.8168575619166 2009 44.30821171674253 2010 44.48520566132952 2011 50.54461649106076 2012 52.319963213238296 2013 52.99859852154566 2014 51.93885936671536 2015 52.46557569673067 2016 49.17086483987787 2017 47.88420744418413 2018 49.1064418180626 2019 50.30453400465883 2020 43.99629618191071 2021 51.48641337431218 2022 55.57572846228928 2023 52.85692518665245