Year	current US$
1965	27311944
1966	22866289.14285714
1967	38936013
1968	43432020
1969	46841042
1970	65500005
1971	67196658.44436938
1972	76434495.41284403
1973	87938783.63242058
1974	97657001.34977442
1975	181951645.79375765
1976	203376151.69747412
1977	241413185.47530884
1978	321160801.0901406
1979	357477765.1772986
1980	409114722.6920283
1981	541301423.8534389
1982	541534657.969522
1983	558041483.055096
1984	570266932.93455
1985	608675993.4258664
1986	766016556.2600515
1987	959182979.2482191
1988	1045450146.6086544
1989	1016625623.0990244
1990	1092240301.0662632
1991	897061295.810286
1992	975128987.2911378
1993	944957771.2784293
1994	219090905.45454547
1995	517780973.23082465
1996	480014314.2559155
1997	655988213.2651578
1998	711783523.6842275
1999	902896581.7107707
2000	917168296.7398708
2001	854081079.1348555
2002	872848917.0010762
2003	934033906.501381
2004	1008989538.470064
2005	1247995330.415082
2006	1500709702.1752179
2007	1961814043.2028227
2008	2554179977.021066
2009	2809453698.3708596
2010	3054986453.2989078
2011	3297712085.4097033
2012	3739279378.917396
2013	3894408910.113263
2014	4055330756.8836308
2015	4249923179.46444
2016	4285746041.766831
2017	4429931996.022388
2018	4789025209.112043
2019	5081358157.915073
2020	4739077981.25261
2021	5278736685.545416
2022	6187828439.3127775
2023	6251013845.583423