The 30-year fixed-rate mortgage continued to drop this week, heading back near the 3% range.The 30-year fixed-rate mortgage averaged 3.04% this week, Freddie mac reports. Mortgage rates are still below a year ago and remain at historical lows, which has proven a boon for the housing market, economists note.“Mortgage rates took another dip this week as the 30-year fixed-rate mortgage decreased by almost ten basis points, week over week,” says