20152014201320122011
Same-store sales growth-3.2%-3.2%-3.7%-1.7%-2.1%
P.F. Chang's same-store sales growth-4.1%-4.1%-4.2%-2.0%-2.1%
Pei Wei same-store sales growth-0.8%-0.8%-2.2%-0.9%-2.1%

Notes:Same-store sales, referred to by the company as "comparable store sales," includes sales from restaurants open at least 18 months; the company does not report overall combined same-store sales - eMarketer calculates these figures based on sales-weighted averages