Mortgages with credit scores exceeding 740 continued to dominate the conventional conforming market in 2014, according to a new Inside Mortgage Trends analysis of loans sold to Fannie Mae and Freddie Mac last year. High-score borrowers accounted for 62.0 percent of loans securitized through the two government-sponsored enterprises in 2014. They accounted for an even bigger 66.2 percent of purchase-mortgages loans ... [Includes one data chart]