Average interest rates on U.S. 30- and 15-year fixed-rate mortgages fell over the past week.
Thirty-year mortgages averaged 6.43 percent, down from 6.47 percent in the prior week, while 15-year mortgages fell to 6.11 percent from 6.16 percent.
One-year adjustable rate mortgages also dipped, to an average of 5.60 percent from 5.63 percent a week earlier.
