Year constant 2021 US$ 1996 2200000.04768372 1997 5280000.20980835 1998 34290000.9155273 1999 17940000.5340576 2000 8329999.923706049 2001 11079999.923706101 2002 6199999.80926514 2003 5719999.79019165 2004 6619999.88555908