Year	current US$
1982	36066566.82665335
1983	38955852.758479364
1984	43691834.06092562
1985	52142729.63062772
1986	60976909.49508533
1987	80417730.02613352
1988	97125430.4559897
1989	93336687.5211539
1990	110248032.41930895
1991	115578837.70203383
1992	168077002.5176828
1993	169594197.83807862
1994	128928606.57467347
1995	124299519.26410526
1996	184027224.98765352
1997	467190628.7362944
1998	390864177.9257423
1999	474644015.47938514
2000	466800829.47266024
2001	571054434.8695949
2002	834424406.2104775
2003	817747261.2819932
2004	1235368024.2648904
2005	2915838580.57348
2006	6359387171.721157
2007	9529642753.308243
2008	12267251926.862843
2009	11300350922.494814
2010	9412211113.538607
2011	11384729765.946106
2012	14300511965.609934
2013	15099256045.760443
2014	14849041964.753433
2015	12677723816.334717
2016	10043892394.845768
2017	8216527053.821375
2018	8803820240.174278
2019	8567921457.871571
2020	8218021001.028795
2021	8470256694.340966
2022	8159314368.123625
2023	8988717258.913496