20172016201520142013
Same-store sales growth-3.6%-4.4%-4.0%-9.4%-5.1%
Service same-store sales growth-3.4%-4.5%-4.2%-7.7%-4.8%
Retail same-store sales growth-4.5%-3.7%-3.2%-16.3%-6.0%

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