A letter report issued by the Government Accountability Office with an abstract that begins "Iraq has an estimated 115 billion barrels of crude oil reserves, the third largest in the world. Oil export revenues are critical to Iraq's reconstruction, accounting for over 90 percent of the Iraqi government's revenues. In June 2008, GAO reported low 2007 spending rates by the Iraqi government for some critical sectors in the face of declining U.S. investments in these sectors. This report examines (1) Iraq's estimated revenues from 2005 through 2008, (2) Iraq's estimated expenditures from 2005 through 2008, (3) Iraq's financial deposits through 2007 and budget surpluses, (4) U.S. cumulative expenditures on stabilization and reconstruction activities in Iraq since 2003, and (5) factors affecting Iraq's efforts to accelerate spending. GAO analyzed relevant data and reviewed documents, including Central Bank of Iraq oil receipts data, International Monetary Fund's (IMF) reports, translated copies of Iraqi budget and expenditures, and U.S. agency funding data and reports. GAO also interviewed officials from the Departments of Defense (DOD), Energy, State, Treasury, and the IMF. This report contains no recommendations. Treasury agreed with the report's findings and stated that Iraq has adequate funds to make and maintain capital investments …