MONTHLY STATEMENT OF THE PUBLIC DEBT OF THE UNITED STATES SEPTEMBER 30, 2005 (Details may not add to totals) TABLE I -- SUMMARY OF TREASURY SECURITIES OUTSTANDING, SEPTEMBER 30, 2005 (Millions of dollars) Amount Outstanding Title Debt Held Intragovernmental Totals By the Public Holdings Marketable: Bills................................................. 910,323 3,942 914,265 Notes................................................. 2,328,213 575 2,328,787 Bonds................................................. 520,507 197 520,703 Treasury Inflation-Protected Securities............... 307,011 113 307,124 Federal Financing Bank 1 ........................... 0 14,000 14,000 Total Marketable a..................................... 4,066,053 2 18,827 4,084,880 Nonmarketable: Domestic Series....................................... 29,995 0 29,995 Foreign Series........................................ 3,086 0 3,086 R.E.A. Series......................................... 1 0 1 State and Local Government Series..................... 225,283 0 225,283 United States Savings Securities...................... 203,645 0 203,645 Government Account Series............................. 67,961 3,312,644 3,380,605 Other................................................. 5,214 0 5,214 Total Nonmarketable b.................................. 535,186 3,312,644 3,847,830 Total Public Debt Outstanding........................... 4,601,239 3,331,471 7,932,710 TABLE II -- STATUTORY DEBT LIMIT, SEPTEMBER 30, 2005 Amount Outstanding Debt Held Intragovernmental Totals By the Public Holdings Debt Subject to Limit: Public Debt Outstanding............................... 4,601,239 3,331,471 7,932,710 Less Amounts Not Subject to Limit: Other Debt Not Subject to Limit..................... 509 0 509 Unamortized Discount 3............................. 30,788 16,502 47,290 Federal Financing Bank 1 ...................... 0 14,000 14,000 Total Public Debt Subject to Limit.................... 4,569,941 3,300,969 7,870,911 Other Debt Subject to Limit: Guaranteed Debt of Government Agencies 4 130 0 130 Total Public Debt Subject to Limit.................... 4,570,071 3,300,969 7,871,040 Statutory Debt Limit 5............................................................................... 8,184,000 Balance of Statutory Debt Limit....................................................................... 312,960 This statement is available at 3 p.m. Eastern time on the 4th workday of each month, at www.publicdebt.treas.gov COMPILED AND PUBLISHED BY THE BUREAU OF THE PUBLIC DEBT