20162015201420132012
Same-store sales growth-4.4%-4.0%-9.4%-5.1%-3.3%
Service same-store sales growth-4.5%-4.2%-7.7%-4.8%-4.6%
Retail same-store sales growth-3.7%-3.2%-16.3%-6.0%2.3%

Notes:Same-store sales include sales from company-owned stores open during both the current and prior-year period, and relocations within a one-mile radius