Treasury 10-year note yields traded close to nine-month highs before a government report tomorrow forecast to show the U.S. added the most jobs in five months.

The benchmark yield fluctuated after manufacturing in the U.S. expanded more than forecast in January even as claims for unemployment benefits unexpectedly increased last week.

The Federal Reserve purchased $1.57 billion in securities as part of its stimulus program to boost the economy after policy makers said yesterday that the central bank plans to keep buying $85 billion of bonds a month.