MONTHLY STATEMENT OF THE PUBLIC DEBT OF THE UNITED STATES FEBRUARY 28, 2007 (Details may not add to totals) TABLE I -- SUMMARY OF TREASURY SECURITIES OUTSTANDING, FEBRUARY 28, 2007 (Millions of dollars) Amount Outstanding Title Debt Held Intragovernmental Totals By the Public Holdings Marketable: Bills....................................... 977,623 4,466 982,089 Notes....................................... 2,459,428 1,063 2,460,491 Bonds....................................... 540,363 134 540,497 Treasury Inflation-Protected Securities..... 411,343 142 411,485 Federal Financing Bank 1 ................. 0 14,000 14,000 Total Marketable a........................... 4,388,757 19,804 2 4,408,561 Nonmarketable: Domestic Series............................. 29,995 0 29,995 Foreign Series.............................. 2,986 0 2,986 R.E.A. Series............................... 1 0 1 State and Local Government Series........... 270,456 0 270,456 United States Savings Securities............ 200,891 0 200,891 Government Account Series................... 80,161 3,779,196 3,859,356 Other....................................... 5,865 0 5,865 Total Nonmarketable b........................ 590,354 3,779,196 4,369,550 Total Public Debt Outstanding................. 4,979,111 3,799,000 8,778,111 TABLE II -- STATUTORY DEBT LIMIT, FEBRUARY 28, 2007 (Millions of dollars) Amount Outstanding Title Debt Held Intragovernmental Totals By the Public 19 Holdings Debt Subject to Limit: 19 Public Debt Outstanding..................... 4,979,111 3,799,000 8,778,111 Less Amounts Not Subject to Limit: Other Debt Not Subject to Limit........... 504 0 504 Unamortized Discount 3................... 32,055 40,701 72,757 Federal Financing Bank 1 ............ 0 14,000 14,000 Total Public Debt Subject to Limit.......... 4,946,551 3,744,299 8,690,850 Other Debt Subject to Limit: Guaranteed Debt of Government Agencies 4 71 0 71 Total Public Debt Subject to Limit.......... 4,946,622 3,744,299 8,690,921 Statutory Debt Limit 5..................................................................... 8,965,000 Balance of Statutory Debt Limit............................................................. 274,079 COMPILED AND PUBLISHED BY THE BUREAU OF THE PUBLIC DEBT www.TreasuryDirect.gov