Year	current US$
1966	90996277.02177298
1967	104048812.05171329
1968	119687697.86900562
1969	116457293.3451954
1970	125615409.20818336
1971	132511940.54883301
1972	164481223.55520263
1973	278689839.868257
1974	395716360.6997324
1975	410790565.3154851
1976	464659248.61596215
1977	486597892.14400226
1978	473002091.8494449
1979	581341650.9233536
1980	577198364.8153245
1981	634645336.6470768
1982	821720376.0848397
1983	784269740.4768
1984	735419257.929014
1985	607800872.3357334
1986	783006198.7630253
1987	823358267.23479
1988	809684766.7770872
1989	865161908.0203731
1990	985923348.7079607
1991	1386613742.273402
1992	1582368949.7769365
1993	1468418982.7593584
1994	857316220.9184706
1995	1492478704.164568
1996	1692052173.6836462
1997	1752846361.6833427
1998	1461850970.4931395
1999	1434376004.2578504
2000	1351813956.385088
2001	1339085903.2245812
2002	1375087559.1472514
2003	1565191978.1013572
2004	1745985704.7559104
2005	2017136754.5180724
2006	2276227453.4623976
2007	2700663100.6927
2008	3277514617.4488826
2009	3079624728.57079
2010	3161790432.1791215
2011	3315378097.187757
2012	3567910619.428865
2013	3760125802.418152
2014	4047927987.447353
2015	3939222661.465966
2016	3876671630.282223
2017	3979682082.823139
2018	4225553920.538154
2019	4332163840.4884405
2020	4378871944.079844
2021	4888802152.590833
2022	5207713873.72158
2023	5575346753.635928