PCC: Common shares of beneficial interest; authorized 100,000,000 shares of $0.01 par value; 11,110,883 and 11,095,883 shares issued at June 30, 2011 and December 31, 2010, respectively; 10,574,554 and 10,559,554 shares outstanding at June 30, 2011 and December 31, 2010, respectively