FAP, May 25 / PRNewswire-FirstCall-Asianet /-the winning yield of the US Treasury Department's $43 billion five-year Treasury bond was 3.749%, the highest level since February. The pre-issue trading level was 3.763% when bidding closed at 1: 00 p.m. Eastern time. A round of selling before the bid closed pushed the yield higher, up about 6 basis points on the day. The decline in government bonds narrowed after the announcement of the tender results, with the five-year yield rising by about 5 basis points in a day, having previously reached nearly 8 basis points.