Mortgage rates for the past 52 weeks, at a glance (AP)

WASHINGTON – The average rate on 30-year fixed mortgages rose slightly to 4.50 percent this week, Freddie Mac said Thursday. Here's a historical look at rates for fixed and adjustable mortgages for the past 52 weeks:Current week's average rate Previous week's average rate 52-week high 52-week low30-year fixed 4.50 4.49 5.05 4.1715-year fixed 3.67 3.68 4.29 3.575-year adjustable 3.27 3.28 3.89 3.251-year adjustable 2.97 2.95 3.82 2.95

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