Originations of non-agency jumbo mortgages declined in the second quarter of 2011, along with the rest of the mortgage market, but a new ranking and analysis by Inside Nonconforming Markets shows the jumbo sector still running higher than the pace in the first half of last year. Moreover, a number of lenders have boosted their jumbo originations or are looking to expand into the market as conforming loan limits are set to decrease. ... [includes one data chart]