The jumbo mortgage market enjoyed solid growth in new originations last year, but agency securitization programs regained some of the ground lost to the private sector back in 2011, according to a new Inside Mortgage Finance ranking and analysis. Fannie Mae, Freddie Mac and the FHA in 2012 financed a record $117.6 billion of home mortgages that exceed the traditional jumbo threshold of $417,000. That was up 38.9 percent from the combined agency total back in 2011, and it was roughly twice the growth rate in non-agency jumbo mortgage originations. The non-agency jumbo market rose...[Includes three data charts]