U.S. BILL AUCTIONS SEEN AT 5.63-65, 5.59-61 PCT The U.S. Treasury's weekly auction is expected to produce an average rate of 5.63-65 pct for three-month bills and one of 5.59-61 pct for six-month bills, dealers said. Shortly before auction time on the new bills, the rate on the outstanding three-month bills was unchanged at 5.64 pct bid, while the rate on the six-month bills was one basis point higher at 5.68 pct bid.