Year	constant 2015 US$
1978	254425613922.36838
1979	273319130055.93954
1980	294569142001.12897
1981	320682972366.08136
1982	352079041925.15356
1983	390209600432.26117
1984	440622475563.04785
1985	497054406117.0994
1986	544787159229.3098
1987	610184890552.3967
1988	680685342135.4001
1989	729178245139.2279
1990	759943268680.6912
1991	821839496296.7949
1992	910915492783.417
1993	1012321567057.8113
1994	1114037358477.82
1995	1216020443718.1885
1996	1317870410036.5461
1997	1428637285407.8394
1998	1479006893631.9216
1999	1587772551111.9167
2000	1724163348869.7305
2001	1876621977169.5798
2002	2050865045390.9822
2003	2227315239864.8896
2004	2438442291756.126
2005	2708707504893.8965
2006	3047906009717.213
2007	3494377618336.4375
2008	3829040178795.3057
2009	4153438921005.3477
2010	4525954126213.707
2011	4932082086712.06
2012	5321211758182.237
2013	5742829709722.674
2014	6196024117041.484
2015	6709247224974.618
2016	7228953661593.081
2017	7802858250379.024
2018	8403152542745.105
2019	8993081313122.107
2020	9081746042266.752
2021	9771758202914.562
2022	10066234573202.867
2023	10714076619492.09