Year % of GDP 1990 49.27018722740306 1991 47.362208824855024 1992 51.300130047661426 1993 49.92463469037268 1994 49.23228729765037 1995 48.69893366309467 1996 49.27093270211097 1997 51.10871303444301 1998 50.37062557033586 1999 50.76953532272547 2000 50.39184273153838 2001 49.703930711411545 2002 49.75239522226458 2003 49.90444321348477 2004 48.69789526978862 2005 47.8034612236848 2006 46.96567230671325 2007 46.061971746322676 2008 47.37797005090456 2009 48.63415201602298 2010 49.049330431494134 2011 49.231412667087284 2012 49.4240766247843 2013 49.56933830676803 2014 48.324046899902115 2015 47.159605117679035 2016 47.38595330749845 2017 47.34847751099987 2018 47.459220616101874 2019 46.81590151632618 2020 45.33227561252316 2021 45.3729809385506 2022 46.66810672926715 2023 45.6346797113074