Year	constant 2010 US$
1973	22302492735.0324
1974	24381866651.3084
1975	23350343237.1859
1976	24652361591.4627
1977	25223140691.0481
1978	27039228126.0908
1979	28380426069.2986
1980	28706934564.0647
1981	31341438955.0269
1982	32004143139.7575
1983	33640743314.7593
1984	35193137102.2522
1985	35998606745.9184
1986	37610662182.6242
1987	39184041904.646
1988	40106948906.6334
1989	41213320250.4504
1990	43451140467.1692
1991	44975179781.9725
1992	47541481849.2475
1993	49904519122.4823
1994	52070473317.7558
1995	54676014950.9753
1996	56884593606.6542
1997	59531760496.8199
1998	62615873044.1251
1999	65660131622.0852
2000	69260643235.0579
2001	72635390593.8348
2002	76081587000.7453
2003	79699424994.5694
2004	84175309989.7322
2005	89769552572.3013
2006	96912913480.6567
2007	104476266022.612
2008	111921389813.848
2009	117804445888.287
2010	124617096900.553
2011	132410186731.193
2012	141651682969.358
2013	149596088990.238
2014	156680416895.227
2015	166646729017.234
2016	177326140969.282
2017	187749034552.759
2018	203000130491.771