Summer doldrums hit PMI industry.

Mortgage insurers got a case of the summertime blues in July as the net volume o f primary mortgage insurance written on newly originated one-to-four family conventional m ortgage loans fell by $205 million. The Mortgage Insurance Companies of America reported $11.4 billion in net insurance written. Net certificates issued were 99,253, a 2.5% decrease from Jun e. MICA also reported new mortgage pool insurance written totaled $1.21 billion, a 14.1% decr ease.