Here is US debt from 1987 to current:
Current           Amount
04/29/2005        $7,764,537,337,364.14
 Current
  Month
04/28/2005        $7,757,071,404,391.33
04/27/2005        $7,775,371,948,129.31
04/26/2005        $7,775,021,333,899.43
04/25/2005        $7,769,078,069,301.89
04/22/2005        $7,764,804,508,914.15
04/21/2005        $7,763,688,660,392.82
04/20/2005        $7,781,395,486,207.30
04/19/2005        $7,781,536,376,170.65
04/18/2005        $7,773,389,225,454.06
04/15/2005        $7,776,849,150,918.91
04/14/2005        $7,786,560,972,566.27
04/13/2005        $7,792,607,796,216.29
04/12/2005        $7,795,110,560,106.07
04/11/2005        $7,789,624,073,188.04
04/08/2005        $7,789,330,877,191.02
04/07/2005        $7,788,009,463,759.88
04/06/2005        $7,782,421,898,856.14
04/05/2005        $7,782,816,546,352.29
04/04/2005        $7,780,782,448,066.81
04/01/2005        $7,783,719,222,961.24
Prior
Months
03/31/2005        $7,776,939,047,670.14
02/28/2005        $7,713,137,673,664.71
01/31/2005        $7,627,742,597,775.41
12/31/2004        $7,596,165,867,424.14
11/30/2004        $7,525,209,508,979.45
10/29/2004        $7,429,677,448,545.04
Prior Fiscal
 Years
09/30/2004        $7,379,052,696,330.32
09/30/2003        $6,783,231,062,743.62
09/30/2002        $6,228,235,965,597.16
09/28/2001        $5,807,463,412,200.06
09/29/2000        $5,674,178,209,886.86
09/30/1999        $5,656,270,901,615.43
09/30/1998        $5,526,193,008,897.62
09/30/1997        $5,413,146,011,397.34
09/30/1996        $5,224,810,939,135.73
09/29/1995        $4,973,982,900,709.39
09/30/1994        $4,692,749,910,013.32
09/30/1993        $4,411,488,883,139.38
09/30/1992        $4,064,620,655,521.66
09/30/1991        $3,665,303,351,697.03
09/28/1990        $3,233,313,451,777.25
09/29/1989        $2,857,430,960,187.32
09/30/1988        $2,602,337,712,041.16
09/30/1987        $2,350,276,890,953.00
http://www.publicdebt.treas.gov/opd/opdpenny.htm