Year	current US$
1992	637073724.1725394
1993	661630842.1938347
1994	824740259.7402599
1995	929390625
1996	1096826969.9686944
1997	1072195447.1589882
1998	1232041054.4517539
1999	1220697656.8183556
2000	1049244072.7272727
2001	1131932891.1781049
2002	1116064929.316787
2003	1402171590.7698078
2004	1708166179.5104263
2005	1634176980.5237756
2006	1592215538.2113822
2007	1621317580.487805
2008	1679737203.2520325
2009	2207887544.7154474
2010	2509883681.300813
2011	2837621931.707317