This index is the U.S. Agency component of the U.S. Government/Credit index. It consists of publicly issued debt of U.S. Government agencies, quasi-federal corporations, and corporate or foreign debt guaranteed by the U.S. Government (such as USAID securities). The largest issues are Fannie Mae, the Resolution Trust Funding Corporation (REFCORP), and the Federal Home Loan Bank System (FHLB). The index includes both callable and non-callable agency securities. For more information, view the Barclays Web site or call 888-227-2275.