The Greater Des Moines foreclosure rate decreased in June over the same period last year, according to real estate analytics firm CoreLogic Inc. Lenders foreclosed on 1.14 percent of active mortgages, down 0.88 percentage points from June 2013. The national rate was 1.7 percent in June. The number Greater Des Moines mortgages at least 90 days delinquent declined nearly 1 percent in June.