Year	current US$
1960	6104355525.558924
1961	5732680668.93985
1962	4914591989.968518
1963	5057000019.270935
1964	5799339746.4856615
1965	6556829264.051709
1966	6874974861.429448
1967	7144641129.6829605
1968	7362798110.741982
1969	7619334560.691017
1970	8452573030.013669
1971	8824247886.632744
1972	10569503735.104918
1973	16000198583.041769
1974	24265924198.72248
1975	25950580885.78937
1976	26217217195.97262
1977	29843067020.055435
1978	37745197667.30444
1979	48686376259.028435
1980	63648309209.993004
1981	70260340388.08983
1982	70374479024.41675
1983	74256193875.64047
1984	77391001510.1985
1985	84831038409.71964
1986	84646814645.82355
1987	95103515679.14325
1988	120804733174.86488
1989	141670459612.10678
1990	157291243882.77188
1991	183356895817.2227
1992	210990128216.10718
1993	251027953951.92712
1994	295629469591.22284
1995	364318145961.1149
1996	384872837024.5792
1997	393520810695.36816
1998	327340706840.66675
1999	366867727835.60504
2000	473477058589.8309
2001	476792815323.42615
2002	547404930667.2862
2003	691317774959.804
2004	905120364871.066
2005	1066926865744.0662
2006	1245455038440.9072
2007	1473941218292.3315
2008	1759899707199.203
2009	1492819976781.0862
2010	2046987241467.5427
2011	2544101213933.3223
2012	2675279484260.974
2013	2832961819438.052
2014	2837456000000
2015	2488150000000
2016	2391039000000
2017	2784231999999.9995
2018	3200238999999.9995
2019	3118261999999.9995
2020	3013755999999.9995
2021	3903962999999.9995
2022	4118650999999.9995
2023	3859664999999.9995