ACP: Limited partners: Depositary units: 92,400,000 authorized; issued 86,708,914 at June 30, 2011 and 85,865,619 at December 31, 2010; outstanding 85,571,714 at June 30, 2011 (including 843,295 units issued as a unit distribution on May 31, 2011) and 84,728,419 at December 31, 2010