20162015201420132012
Same-store sales growth3.5%4.2%6.7%4.0%3.6%
Domestic company-operated same-store sales growth4.4%5.9%8.2%6.6%5.6%
North America franchise same-store sales growth3.1%3.6%6.2%3.1%2.9%
International same-store sales growth6.0%6.9%7.4%7.5%7.1%

Notes:Same-store sales, referred to by the company as "comparable sales," includes sales from domestic restaurants open at least 12 months