20162015201420132012
Same-store sales growth-2.5%3.3%6.0%3.6%6.5%
Company-operated same-store sales growth-2.4%4.2%6.5%3.9%6.6%
Franchise same-store sales growth-2.7%2.5%5.6%3.3%6.5%

Notes:Same-store sales includes sales from stores open at least 15 months; the company reports company-operated and franchised same-store sales, and overall systemwide same-store sales is calculated by eMarketer as a sales-weighted average