They are also made at yields above regular market rates.
The notes were sold at a yield of 5.125 percent.
The notes were sold at an average yield of 8.72 percent.
The notes were sold at an average yield of 9.22 percent, a bit lower than the market had expected.
The new bonds were sold at an average yield of 9.33 percent.
It closed yesterday at a yield of 7.33 percent, down two basis points.
Demand for the new notes, which were sold at an average yield of 7.84 percent, was large.
The new notes, worth $12.5 billion, were sold at an average yield of 6.46 percent.
The notes, which can be called after three years, were priced at a yield of 6.5 percent.
The notes were awarded at a high yield of 6.46 percent.