The S&P CoreLogic Case-Shiller U.S. National Home Price Index (HPI) increased at a seasonally adjusted annual rate of 3.65% for March. This was following an adjusted 6.42% rate gain for February. On a year-over-year basis, the S&P CoreLogic Case-Shiller U.S. National Home Price NSA Index posted a 6.49% annual gain in March, following a 6.53%…