Year	current US$
1979	2339999.9886751142
1980	29079999.435693044
1981	35160000.268369906
1982	44790000.55603682
1983	67820000.37096442
1984	85960000.52616006
1985	142620000.55424878
1986	169850000.2659857
1987	212110000.78916547
1988	70349999.61033465
1989	81249999.86588956
1990	156550001.0848046
1991	59979999.84212221
1992	50589999.17656185
1993	50689999.80948864
1994	53200000.479817405
1995	73950000.45560303
1996	104550000.7867813
1997	60559999.814257026
1998	82760000.12643637
1999	65069999.4005263
2000	106770000.69059432
2001	105179999.94195998
2002	97990000.38020308
2003	105679999.85441566
2004	124170000.77478582
2005	134909999.37988815
2006	155839998.1595575
2007	253759999.7930229
2008	272729998.573661
2009	191909999.35567376
2010	213340000.80823907
2011	253600001.74120077
2012	364339998.81334615
2013	351659999.7673184
2014	278150000.0357628
2015	267531222.9245902
2016	366009562.5668764
2017	411086010.9403728
2018	387084216.9048264
2019	494450536.88436747
2020	436739378.97756696
2021	417726999.68889344
2022	555525663.1262603