Year	current US$
1988	39999.9991059304
1989	1869999.950751658
1990	9009999.770671126
1991	2350000.0480562444
1992	8169999.955222007
1993	19639999.61316581
1994	4589999.919757243
1995	2220000.0099837766
1996	3440000.0143796196
1997	5650000.082328913
1998	529999.9788403499
1999	569999.9779462811
2000	429999.98107552476
2001	-969999.9615550069
2002	-630000.025033955
2003	12690000.12241302
2004	16680000.228807323
2005	15099999.796599109
2006	3899999.989196657
2007	10129999.98964369
2008	31070000.00588602
2009	12080000.11742115
2010	32060000.24452804
2011	38610000.435262926
2012	80910001.11773607
2013	52489999.72827733
2014	70520000.18022953
2015	90610000.95121568
2016	113660000.60550863
2017	131340000.1265108
2018	98760000.54925679
2019	127150000.49397346