A securitization shelf sponsored by Countrywide Home Loans was the subprime market’s busiest in 2004 – a year that saw so-called dealer shelves and Wall Street conduits gain in prominence, a new Inside B&C Lending ranking and analysis reveals. According to data compiled by Inside B&C Lending, $40.61 billion in subprime MBS were issued off Countrywide’s CWABS shelf last year. Significantly, the CWABS shelf was one of just two among the top 15 that saw…