The fundamentals for the apartment sector continue to display strong performance. Demand for rental housing surged in the first quarter of 2015, with the total number of rental units increasing by 1.9 million units. This is the second consecutive quarter of healthy increases in rental occupancy, according to Census Bureau data beginning in 1965, surpassing a rise in rental occupancy of 1.5 million in the fourth quarter of 2007 at the onset of the housing crisis.