In a year of increasing mortgage-industry consolidation, Countrywide Financial expanded slightly its role as the top issuer of non-agency MBS, according to a new Inside MBS & ABS ranking of issuers and underwriters. Countrywide, the top mortgage originator and servicer for the past few years, issued a total of $167.48 billion of non-agency MBS last year. That was up 41.6 percent from the company’s 2004 volume, and stretched its industry-leading market share to 14.1 percent,… [One data table included]