MONTHLY STATEMENT OF THE PUBLIC DEBT OF THE UNITED STATES June 30, 2006 (Details may not add to totals) TABLE I -- SUMMARY OF TREASURY SECURITIES OUTSTANDING, June 30, 2006 (Millions of dollars) Amount Outstanding Title Debt Held Intragovernmental Totals By the Public Holdings Marketable: Bills....................................... 913,803 2,903 916,707 Notes....................................... 2,425,710 1,687 2,427,397 Bonds....................................... 522,924 233 523,157 Treasury Inflation-Protected Securities..... 372,689 68 372,757 Federal Financing Bank 1 ................. 0 14,000 14,000 Total Marketable a........................... 4,235,126 2 18,892 4,254,017 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........... 242,022 0 242,022 United States Savings Securities............ 205,227 0 205,227 Government Account Series................... 76,289 3,603,947 3,680,235 Other....................................... 5,558 0 5,558 Total Nonmarketable b........................ 562,078 3,603,947 4,166,024 Total Public Debt Outstanding................. 4,797,204 3,622,838 8,420,042 TABLE II -- STATUTORY DEBT LIMIT, June 30, 2006 Amount Outstanding Debt Held Intragovernmental Totals By the Public Holdings Debt Subject to Limit: Public Debt Outstanding..................... 4,797,204 3,622,838 8,420,042 Less Amounts Not Subject to Limit: Other Debt Not Subject to Limit........... 507 0 507 Repurchase Agreements 19................. 0 0 0 Unamortized Discount 3................... 32,311 42,652 74,963 Federal Financing Bank 1 ............ 0 14,000 14,000 Total Public Debt Subject to Limit.......... 4,764,386 3,566,186 8,330,572 Other Debt Subject to Limit: Guaranteed Debt of Government Agencies 4 74 0 74 Total Public Debt Subject to Limit.......... 4,764,460 3,566,186 8,330,646 Statutory Debt Limit 5..................................................................... 8,965,000 Balance of Statutory Debt Limit............................................................. 634,354 COMPILED AND PUBLISHED BY THE BUREAU OF THE PUBLIC DEBT www.publicdebt.treas.gov