20162015201420132012
Same-store sales growth-0.8%-0.3%0.2%3.0%5.4%
Company-operated same-store sales growth-0.9%-0.2%0.3%4.3%5.2%
Franchise same-store sales growth0.1%-0.9%-0.1%0.6%6.2%

Notes:Same-store sales, referred to by the company as "comparable restaurant sales," includes sales from restaurants open at least 18 months