Year	current US$
1988	3000000
1989	7000000
1990	2000000
1998	-189999.99761581398
1999	-310000.002384186
2000	-379999.99523162795
2001	-469999.998807907
2002	-389999.98569488496
2003	-620000.004768372
2004	-670000.016689301
2005	-699999.988079071
2006	-730000.019073486
2007	-769999.980926514
2008	-810000.002384186
2009	-850000.023841858
2010	-889999.985694885
2011	-389999.98569488496
2012	-1029999.97138977