Fannie Mae and Freddie Mac posted big gains in their share of new mortgage production in 2008, but the GSEs saw increased pressure from the FHA as the year wound to a close. Fannie and Freddie issued $899.8 billion in new mortgage-backed securities last year, which equaled a record 61.0 percent of total home loan originations. MBS issuance was the GSEs’... [Includes one chart]