20182017201620152014
Same-store sales growth-1.1%-2.3%-2.6%1.9%0.6%
Same-store traffic growth-3.6%-5.8%-3.7%0.2%-1.8%
Same-store avg check growth2.5%3.5%1.1%1.7%2.4%
Same-store price menu price growth1.3%1.8%1.0%1.4%1.2%
Same-store price mix growth1.2%1.7%0.1%0.3%1.2%

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