Year	current US$
1995	12486033.519553073
1996	6966480.446927374
1997	31290502.793296088
1998	52145251.39664804
1999	29659217.877094973
2000	48787709.4972067
2001	-37463687.15083799
2002	-25055865.92178771
2003	-9256983.240223464
2004	-106279329.60893854
2005	-34184357.54189944
2006	44022346.368715085
2007	-18692737.430167597
2008	205843575.4189944
2009	65379888.268156424