Given the current low interest rates, the program has grown significantly in the past five years, with 71 percent more purchases and 20 times as many refinances processed in fiscal year (FY) 2012 than in FY 2007.

Given the current low interest rates, the program has grown significantly in the past five years, with 71 percent more purchases and 20 times as many refinances processed in fiscal year (FY) 2012 than in FY 2007.