Year	current USD
1978	0
1979	0
1980	0
1981	0
1982	0
1983	0
1984	0
1985	0
1986	0
1987	0
1988	0
1989	0
1990	0
1991	0
1993	0
2003	296933962.264151
2004	62047619.047619
2005	78557142.85714291
2006	76587443.9461883
2007	83365638.7665198
2008	89057268.722467
2009	92462555.0660793
2010	94277533.0396476
2011	93744493.3920705
2012	126872246.69603501
2013	119383259.911894
2014	125638766.519824
2015	118370044.05286299
2016	123658947.448659
2017	122552919.006641
2018	128609126.95598