The average discount rate for a six-month bill was off by 2 basis points from the previous auction, to 5.93 percent.

The average yield, or interest rate, was 0.9%, down from the 1.1% seen at the previous auction.

The size of the sale was unchanged from the previous auction.

At the previous auction on Sept. 11, the failed rate was 12.588 percent.

The average yield at the previous auction on Nov. 18 was 7.76 percent.

The size of today's bill auction is $13.2 billion, unchanged from the previous two auctions.

Click here to view results from our previous auctions.

Both sales will be $500 million more than previous auctions.

The yield on the new note was well above the 5.91 percent from the previous auction.

The yield on the bills jumped to 9.96%, up from 7.91% at the previous auction.