The volume of loans guaranteed by the Department of Veterans Affairs rose 4.0 percent in the third quarter of 2012, reflecting an upward trend that the agency attributes to strong underwriting. A production increased to $33.3 billion from $32.0 billion in the second quarter and $28.3 billion in the first quarter. The agency reported $93.6 billion in total originations over the nine-month period, with refinancing accounting for 51.8 percent of guaranteed loans. “VA has had the best performing loans in the industry for quite some time, with the ... [1 chart]