20162015201420132012
Same-store sales growth3.3%8.9%7.3%1.0%3.0%
Walk-in same-store sales growth3.5%9.8%7.8%0.5%3.2%
Special events same-store sales growth2.4%2.8%4.2%3.9%1.2%

Notes:Same-store sales, referred to by the company as "comparable store sales," includes sales from locations open more than 18 months