U.S. Treasury Bill Auction Rates - March 2009. The interest yields on U.S. Treasury securities in early 2009 fell to very low levels as a result of the combined events surrounding the global financial crisis. Calculate the simple and annualized yields for the 3-month and 6-month Tresury bills auctioned on March 9, 2009, listed here. 3-month T-Bill 6-month T-Bill Treasury bill, face value $ 10,000.00 $ 9,993.96 Price at sale $ 10,000.00 $ 9,976.67 $ 23.33 Discount $ 6.04 The simple yield for the 3-month Treasury bills is %. (Round to four decimal places.)