The fee increases and stiffer mortgage-insurance requirements implemented on FHA mortgages in the past year have helped reduce the agency’s share of originations to first-time homebuyers. First-time homebuyers have traditionally been heavily reliant on FHA financing and that continues to be the case, though the FHA’s dominance has declined significantly in the past year. At the start of 2013, FHA mortgages were used in about one of every two home purchases by a first-time buyer ... [Includes one data chart]