Year	current US$
1997	1196349975.58594
1998	1066069946.28906
1999	905710021.972656
2000	813750000
2001	179300005.91278112
2002	763839994.9073796
2003	447899990.0817871
2004	491350006.10351604
2008	709999.978542328
2009	289999.99165535