According to the Mortgage Bankers Association’s Weekly Applications Survey, average mortgage rates fell again last week, though total mortgage application volume also was down. The Market Composite Index, which measures both refinance and purchase activity, dipped 2.6 percent from the previous week. The Purchase Index decreased 4.9 percent and the Refinance Index slipped 1.6 percent. The average contract interest rate on 30-year fixed-rate mortgages with conforming loan balances fell to 4.08 percent from 4.12 percent the previous week. The drop brought rates to their lowest level yet this year. The refinance share of all mortgage activity reached a high for the year with 80.7 percent of total applications. More here.