The following rankings are based on percentage growth rates of U.S. systemwide sales, which include sales from company-owned restaurants and franchised locations. Growth rates are calculated based on results from the fiscal years ended closest to Dec. 2011 versus Dec. 2010, and again for the fiscal years ended closest to Dec. 2010 versus Dec. 2009.
Data is either reported by a chain or parent company, or estimated by NRN.
