20162015201420132012
Same-store sales growth-1.6%3.8%6.6%5.9%8.1%
Same-store transaction growth-3.1%-0.4%4.6%2.7%6.6%
Same-store avg check growth1.5%4.2%2.0%3.2%1.5%

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