Year	current US$
1970	1622141845.979615
1971	1875737425.4049447
1972	2226118439.9197016
1973	2883270577.252217
1974	3736588939.6565304
1975	4985248100.856635
1976	5699006000.923219
1977	6156116275.638188
1978	6548544404.3321295
1979	7824744313.845214
1980	9499521836.149187
1981	9621107743.17994
1982	9745898606.14284
1983	9577284372.33134
1984	10020775623.2687
1985	11010168841.135841
1986	14655172413.793102
1987	18606790206.952522
1988	21384506041.222458
1989	23107939587.08605
1990	29517959881.822422
1991	30555800617.55624
1992	27312184762.410408
1993	20787967107.31758
1994	23134889015.367104
1995	29380446623.09368
1996	29279057727.155064
1997	27047302714.4657
1998	27577881619.937695
1999	27404309804.247166
2000	24872885945.09809
2001	25810251725.19688
2002	28961977638.03927
2003	36212968794.50973
2004	41834922711.96922
2005	43869111184.435776
2006	46285139431.76464
2007	53241701345.490364
2008	61614358852.343735
2009	61010572697.65621
2010	59079237533.33345
2011	64384890223.735535
2012	62240302420.312515
2013	66582541660.00019
2014	67361632268.62721
2015	57189841947.265594
2016	56993334377.04294
2017	58255398908.2354
2018	63140913821.17642
2019	62264052760.78421
2020	65935554781.323135
2021	72953787806.20038
2022	67678382924.12478
2023	75583920864.70721
