20162015201420132012
Same-store sales growth2.8%-2.2%-2.2%0.4%-2.9%

Notes:Same-store sales, referred to by the company as "comparable store sales," includes sales from company-operated locations open more than 18 months, or acquired stores that have open more than 12 months; Beginning with Q1 2015, same-store sales are inclusive of both the Chuck E. Cheese's and Peter Piper Pizza concepts