Year	current USD
1960	679953345.1340634
1961	676552327.7462578
1962	1103551149.4966757
1963	1159984654.816115
1964	1127884049.5770257
1965	1429410349.659329
1966	1551356087.4972408
1967	1664985789.3618445
1968	1631378452.8339946
1969	1844766616.780708
1970	2189884822.0849495
1971	2450650739.1002636
1972	2838885094.826308
1973	3851196406.4192524
1974	4750245101.529715
1975	4753321630.135377
1976	6624989944.741519
1977	6928924794.745076
1978	7967273379.088692
1979	10270164792.049076
1980	11939249932.029217
1981	12468808884.944645
1982	9186795023.50652
1983	8565285810.556843
1984	8455389011.968151
1985	8565290722.293133
1986	8578848234.881723
1987	10734646986.48873
1988	12158522538.613153
1989	14076172901.463207
1990	16215950212.538134
1991	13624686714.092617
1992	13054285012.676805
1993	16111312025.287819
1994	21126910100.617985
1995	24974359908.761776
1996	26258728234.71179
1997	24963154427.02706
1998	25951435083.24835
1999	21295986121.081303
2000	22780541751.363415
2001	22974476490.943447
2002	19625270857.92505
2003	18812826841.874825
2004	20655128501.192307
2005	26479190164.724525
2006	29936027548.514717
2007	37643754435.00705
2008	45359194586.09152
2009	47530797024.46552
2010	58667830444.12574
2011	63552024126.01214
2012	63649127632.223595
2013	65477564032.02665
2014	64857527192.75185
2015	53255862286.169945
2016	50415118876.617065
2017	57703063619.93755
2018	56185907888.413216
2019	53988112760.69425
2020	47910586994.25151
2021	49158952397.71167
2022	50028371582.91619