20172016201520142013
Same-store sales growth1.5%2.9%3.7%2.0%-2.6%
Same-store sales growth excluding gas1.2%2.9%4.4%1.7%-2.7%
Same-store transaction growthN/A4.9%4.1%0.6%-3.3%
Same-store avg transaction value growthN/A-2.0%-0.2%1.5%0.7%

Notes:Same-store sales, referred to by the company as "comparable store sales," includes sales from stores (including relocated/expanded) open for five full fiscal quarters