Entrepreneur magazine ranked the Dallas-based 7-Eleven convenience chain at No. 4 on its 2013 Franchise 500 list. Other notable c-stores on the list are AMPM at No. 22 and Circle K at No. 36. Franchise partners with c-stores that made the list include Subway at No. 2; Dunkin' Donuts at No. 13; Chester's at No. 95; and Blimpie's Subs & Salads at No. 198. The companies included on this year's list, which must have a minimum of 10 units, were ranked based on financial and statistical data from July 2010 through July 2012.