Non-prime lenders reported a record volume of business under the Home Mortgage Disclosure Act in 2003, a new Inside B&C Lending analysis suggests. As identified by the Department of Housing and Urban Development, Non-prime and manufactured housing lenders reported a combined $306.68 billion in new originations under HMDA last year. Reflecting the consolidation that has characterized the market in recent years, the top 50 firms accounted for 94.8 percent of total HMDA originations, or a…