What does the statistic “comparable restaurant sales” mean?
Comparable restaurant sales track all restaurants that have been open 18 months or more. For that group of restaurants, we calculate the sales percentage increase or decrease for a comparative period (i.e., first quarter 2008 versus first quarter 2007 or fiscal year 2008 versus fiscal year 2007). Comparable restaurant sales is a statistic widely used in the restaurant and retail industries. Synonymous terms are “sales comps” and “same-store sales.