Year	current US$
1990	3400000.0134110474
1991	3799999.959766862
1992	4120000.0382959843
1993	3509999.9681115146
1994	5650000.005960455
1995	6359999.969601631
1996	6280000.075697895
1997	5429999.932646748
1998	8320000.052452091
1999	7399999.976158142
2000	5989999.9797344245
2001	5400000.020861628
2002	5409999.981522558
2003	7009999.930858616
2004	5420000.076293945
2005	1009999.99046326
2006	649999.976158142
2007	1139999.98569489
2008	569999.992847443