California remained the largest mortgage market in the U.S. in 2004, casting a slightly larger shadow over the national origination activity than the year before, according to a new analysis of Home Mortgage Disclosure Act data. A total of $650.78 billion of HMDA mortgages were reported in California during 2004, or about 26.6 percent of the national total, according to an analysis by Geosegment Systems, based in Nashua, NH. Although that was down 20.8 percent… [One data table included]