After rising annually for five straight quarters, listing inventory stabilized in the fourth quarter at 350, 23.1% below the fourth-quarter decade average of 455. The number of sales surged 48.5% to 153 from the prior-year quarter but was still the second-lowest fourth-quarter sales total in seven years, accounting for 27.7% of all East End sales. Year to date, the number of sales for the year was 612, 5% higher than…