Year % GDP 1977 46.00889703330732 1978 44.98260040976206 1979 45.09633537108471 1980 39.72023457207486 1981 41.66198836323931 1982 43.41259062623895 1983 46.94875339659242 1984 49.97481855868056 1985 55.30729733053587 1986 62.18686010578973 1987 62.539669273695004 1988 61.41117826784077 1989 65.83653074538677 1990 72.96921341009087 1991 75.0749512225459 1992 76.84478902297427 1993 82.95327716805981 1994 81.93662452789049 1995 83.80786652533072 1996 89.54932202104403 1997 97.2212931748496 1998 102.13972363365411 1999 98.94425084465048 2000 97.03512919965853 2001 96.64669043740882 2002 101.33533967983632 2003 106.67213436197679 2004 102.70598909790054 2005 97.71521191572751 2006 94.82747826627767 2007 93.2637358230487 2008 91.06388516390349 2009 110.03187610766025 2010 110.01088656919275 2011 108.66625504270412 2012 114.68439442642087 2013 120.76889228522136 2014 126.7912074963471 2015 138.26837180457284 2016 140.8770442395067 2017 139.95550484714246 2018 143.4861736204349 2019 149.29387485511492 2020 165.96099425489248 2021 163.0725043030963 2022 169.1960483150373 2023 176.7873143026765