A look at mortgage rates over the last 52 weeks (AP)

The average rate on 30-year fixed mortgages fell to 4.76 percent this week, while the rate on the 15-year home loan slipped below 4 percent, Freddie Mac said Thursday. Here's a historical look at rates for fixed and adjustable mortgages for the last 52 weeks.Current week's average rate Previous week's average rate 52-week high 52-week low30-year fixed 4.76 4.88 5.21 4.1715-year fixed 3.97 4.15 4.52 3.575-year adjustable 3.57 3.73 4.25 3.251-year adjustable 3.17 3.21 4.25 3.17

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