Year	current US$
1960	127610032.46961284
1961	130359302.38665563
1962	137228057.3639896
1963	143595969.6420424
1964	154919849.6277866
1965	159552196.10809124
1966	166070765.50230578
1967	184552162.56126633
1968	199139971.4694374
1969	213109108.22961947
1970	225033647.50162005
1971	245863219.03466392
1972	316235192.3426236
1973	337387311.88224596
1974	312415911.26932365
1975	542664449.0368989
1976	584639904.11336
1977	564150126.0948774
1978	589394811.6392812
1979	657667463.7772168
1980	797521605.9121292
1981	1125743768.79367
1982	864561728.2273688
1983	835550715.414585
1984	851571858.1576692
1985	1134079663.718017
1986	1099048545.2422433
1987	1300084746.4276242
1988	1330543460.4596379
1989	1258901379.553138
1990	890150069.6447018
1991	1039446070.4257337
1992	798572372.4778314
1993	841434444.2737966
1994	697166635.6366698
1995	986044948.4819171
1996	1165078230.5930986
1997	961204042.7572753
1998	886421572.3395357
1999	869287658.4652896
2000	758708716.5313549
2001	944165097.062915
2002	902196729.1968616
2003	881094592.4081408
2004	1654681126.2420003
2005	2068077201.840419
2006	2392593204.0565586
2007	2965144214.9338923
2008	3738461539.7378407
2009	3780967185.6712313
2010	3845462945.162448
2011	4335197785.807444
2012	4194352005.086655
2013	4668671439.604093
2014	5080401961.695487
2015	4913986297.655267
2016	4978934860.896192
2017	4107811357.213757
2018	4894728221.583005
2019	5595846934.8493185
2020	5351131312.717094
2021	6378848203.102308
2022	5966348891.349446
2023	6757854309.218143