Year	current US$
1967	1546961324.8472223
1968	1796132595.3851235
1969	2040055247.1422775
1970	2338674031.456542
1971	3631965342.387408
1972	3939310110.996771
1973	5323169387.790502
1974	6970557550.423002
1975	7971641153.093593
1976	8729246436.17037
1977	10137060779.214882
1978	12631491225.254105
1979	15266801162.50902
1980	18467444751.686203
1981	16245779841.121574
1982	15841620553.048746
1983	14391843959.701849
1984	14386990015.459938
1985	15371851916.614859
1986	19090223722.095116
1987	22112685969.247833
1988	24317857175.221813
1989	25184808448.783302
1990	29362075328.46242
1991	33609380383.974438
1992	38202787916.0336
1993	37700645803.92106
1994	40899385398.06207
1995	43943605718.00281
1996	44473868969.612236
1997	44212561947.9751
1998	46175618942.11251
1999	47929187845.34865
2000	49716241478.32157
2001	52050407276.112946
2002	56479706430.23759
2003	63095632709.623726
2004	96662754559.8845
2005	101151146430.19972
2006	107813612410.85472
2007	128132779899.20825
2008	145094283184.14658
2009	137516507323.7109
2010	134171524410.9666
2011	151012015583.39322
2012	144039045935.207
2013	150494065257.74127
2014	161432374201.6592
2015	183397937259.0036
2016	150143655825.70947
2017	166616381428.20605
2018	189193757898.35168
2019	180177334033.89914
2020	166125931859.2402
2021	172254450186.07462
2022	182557116356.77826
2023	203167612514.78036