Year	current US$
1960	6154025361.189278
1961	5412564401.372947
1962	5114772754.011164
1963	5498078894.703188
1964	5873336612.493544
1965	6365296462.35811
1966	6578579669.25236
1967	6192255369.972209
1968	6372338832.397071
1969	6952831334.180006
1970	7285834831.736593
1971	8036350267.317304
1972	9935778072.111378
1973	16594841970.380434
1974	25289150809.909245
1975	24422939295.11703
1976	27910924570.128185
1977	33110205764.606884
1978	38712914157.031784
1979	52915362419.89087
1980	68105754593.92993
1981	71458087071.62936
1982	71350076359.34071
1983	71647105818.13448
1984	80308964884.17108
1985	76107548195.98036
1986	77739710070.56432
1987	95462467778.5928
1988	115048410273.6004
1989	132609388737.15652
1990	153759567183.95312
1991	177862910175.33295
1992	208363609614.96835
1993	231537900841.39127
1994	287913041954.5795
1995	353555191484.77856
1996	368261449021.8531
1997	414830264538.41
1998	405799106384.0975
1999	443121759981.17993
2000	541140476492.2252
2001	530823295816.9908
2002	607002629875.1481
2003	752421176455.5388
2004	963076625708.4324
2005	1187983173005.0515
2006	1466047086010.065
2007	1786319289396.776
2008	2081550320506.9495
2009	1745648009589.298
2010	2276672662896.241
2011	2729412777626.592
2012	2893810908641.5635
2013	3069373116462.385
2014	3229934221079.646
2015	3097282212000
2016	2921033199936.265
2017	3218543220299.965
2018	3532560241793.521
2019	3545299242665.4688
2020	3625106248128.0273
2021	4594369314471.278
2022	5003014342441.848
2023	4737717324283.034