Wells Fargo Home Mortgage continued to dominate the Ginnie Mae market through the first nine months of 2004, issuing $27.2 billion in securities – or 26.6 percent of total issuance in the market during the period. For all of 2003, Wells accounted for 22.2 percent of overall issuance. While overall Ginnie Mae MBS production has dropped 40 percent, on a year-to-date basis, from 2003 to this year, Wells has seen a somewhat smaller 29 percent…