The release of new Home Mortgage Disclosure Act data is just two months away. But federal regulators are still trying to figure out what to make of 2004’s data, which unearthed apparently widespread price disparities among racial and income groups. That was made clear by a series of letters, released late last month by the House Financial Services Subcommittee on Financial Institutions and Consumer Credit, which detail the responses of federal regulators to the 2004…