Year	current US$
1960	501246856.5428534
1961	524609515.68447304
1962	566084774.9048432
1963	490057812.1803912
1964	489185175.30864197
1965	170363564.77227983
1966	178632405.82753643
1967	189657461.60913506
1968	162348408.01161242
1969	167209866.66666666
1970	182222212.34567901
1971	195950646.91358024
1972	212543185.16812438
1973	223888650.52510458
1974	242202320.27386838
1975	304108016.3560289
1976	302768768.26061136
1977	323599992
1978	374862867.3631153
1979	410416666.6666667
1980	479833258.3333333
1981	567333358.3333334
1982	586642288.81554
1983	617012779.5295568
1984	640419821.3665524
1985	821359277.9011893
1986	881110816.6060151
1987	935093560.2920952
1988	1078349580.5939696
1989	1104296159.8776317
1990	1101674638.7566872
1991	1315774469.433006
1992	1123550111.3585746
1993	1283250000
1994	1344877551.0204082
1995	1460200803.2128515
1996	1508828337.8746595
1997	1643783973.347361
1998	1711073446.3276834
1999	1740853568.8005886
2000	1907094252.2079053
2001	2670312925.1700683
2002	2635335177.1368365
2003	2793425056.394507
2004	3285779915.355187
2005	3726435093.464411
2006	4335005883.190666
2007	5036524206.419579
2008	6172898180.917708
2009	6249293196.407318
2010	7425046620.42503
2011	10334507209.701992
2012	10414765243.390556
2013	10805231104.899305
2014	11266701118.882627
2015	12311923875.091824
2016	12653960823.869442
2017	15021705790.545315
2018	17082382708.509237
2019	17784579785.969563
2020	18033730250.66004
2021	19030041460.710014
2022	21590178505.265896
2023	22646523100.506203