New issuance in the agency MBS market declined again in May, falling to the lowest monthly production level since the depths of the global liquidity crisis over two years ago. According to a new Inside MBS & ABS analysis and ranking, Fannie Mae, Freddie Mac and Gin-nie Mae issued a combined total of $71.05 billion of new single-family MBS last month, a decline of 7.7 percent from April’s production. May marked the fifth consecutive decline in monthly agency MBS volume since last year’s refinance boom peaked in December. It was also the lowest monthly production level since... [Includes one data chart]