Year	current US$
1960	11999998
1961	12399998
1962	13199998
1963	13999998
1964	13999998
1965	21000000
1966	17120000
1967	18030001
1968	14820000
1969	16600000
1970	19200000
1971	22064575.731857155
1972	26382933.608381737
1973	33125997.950477827
1974	37105351.23711396
1975	95148042.25833867
1976	106481295.6231231
1977	129358298.53211276
1978	143036086.42897412
1979	145575007.24962366
1980	156744035.94167495
1981	281780786.563333
1982	181667809.9617207
1983	173913155.913534
1984	162082518.78036204
1985	193353391.40960813
1986	232330015.4512596
1987	291439846.011831
1988	323161941.03741825
1989	305131769.74009573
1990	258613378.76193348
1991	230640939.0962825
1992	293642056.075806
1993	281654460.9583971
1994	84709087.27272727
1995	133407199.63195986
1996	158835796.55824262
1997	177428549.95995307
1998	199798861.4615571
1999	352118137.9156075
2000	332353766.8573623
2001	321281269.4769363
2002	336808415.92947906
2003	363848564.5999758
2004	393291875.1266346
2005	481326859.1125566
2006	533986768.05562633
2007	576530061.8880894
2008	636307629.5143428
2009	723771836.236737
2010	801331227.6883286
2011	827812125.9723158
2012	991494153.2172403
2013	1006066782.5484508
2014	1176643497.7663898
2015	1183293242.1822255
2016	1310195026.621099
2017	1388617676.5606287
2018	1421364976.2035105
2019	1636903520.9298265
2020	1666915797.8877912
2021	1877115564.9747002
2022	2268117222.776911
2023	2333471292.931765