The yield on the 3 percent note maturing in 2008 fell 22 basis points to 2.61 percent .
The yield on the 3 5 / 8 percent February 2013 note dropped 2 basis points to 3.66 percent .
The 1 5 / 8 percent note maturing in April 2005 gained 1 / 16 to 100 13 / 32 , lowering its yield 1 basis points to 1.41 percent .