Year	current US$
1967	955991033.0180384
1968	1102291012.9815457
1969	1236196319.018405
1970	1449315068.4931507
1971	1553301763.5277238
1972	2078072289.1566265
1973	3170120481.927711
1974	5526987951.807229
1975	6693975903.614458
1976	7764096385.542169
1977	9198072289.156626
1978	10727293583.819756
1979	12125156524.653025
1980	16076492704.452904
1981	21847220117.651955
1982	23709141548.57036
1983	23354265849.65504
1984	19342945144.193386
1985	17860217183.813866
1986	16401727039.90309
1987	17006296443.19805
1988	18725515167.31936
1989	21718472096.205864
1990	27157275246.889675
1991	30891188671.15082
1992	34720875699.53496
1993	37555937063.10493
1994	44869883142.4274
1995	55882279823.78903
1996	60116979037.69798
1997	60700151259.03633
1998	41249712041.61189
1999	38402067922.3448
2000	50264686469.79115
2001	49355195402.14292
2002	51638437160.68386
2003	54323622341.48923
2004	70744690513.64284
2005	85533801154.40016
2006	93411754075.78035
2007	109755093425.227
2008	146706628549.18762
2009	115216544854.09561
2010	169158027606.6472
2011	212996885270.32098
2012	229362102379.5155
2013	225519356300.01797
2014	217485215772.76428
2015	178863652302.63718
2016	170835000832.58627
2017	194777319199.09146
2018	230045612383.4171
2019	213034646338.2201
2020	165646843304.62808
2021	222923845055.98776
2022	276506804875.0739
2023	268325648223.7644