Year constant 2021 US$ 1990 0 1991 0 1992 0 1993 0 1994 0 1995 0 1996 0 1997 -11800000.1907349 1998 860000.014305115 1999 129999.995231628 2000 100000.00149011599 2001 39999.9991059303 2002 29999.999329447703 2003 50000.0007450581 2004 109999.999403954