Residential and commercial delinquency rates decreased from June 2009 to a predicted rate of 8.9% in December 2010. Special servicing balances for commercial mortgage backed securities increased significantly from $8 billion in August 2008 to $49.4 billion in July 2009 due to rising delinquencies. Maturing commercial mortgage backed securities loans were also expected to increase in upcoming quarters according to Trepp, LLC data.