Commercial banks and savings institutions reported severe declines in secondary market mortgage sales during 2013, including a sharp 38.4 percent drop in the fourth quarter. Bank and thrift mortgage sales totaled $1.208 trillion last year, according to an Inside Mortgage Trends analysis of call-report data. That was down 16.5 percent from 2012. Banks and thrifts originated fewer loans as well, but loan sales declined more than total originations, indicating that many lenders retained new production for their portfolios. The industry reported $618.4 billion in retail originations through their mortgage-banking operations, along with $801.2 billion in wholesale production. Both figures were down from the previous year, and [includes a two-page chart]...