TTM20172016201520142013
Restaurant-level operating margin17.4%18.2%17.0%15.2%15.9%17.5%
Restaurant-level operating margin growth (bps)-61123174-63-160-70
Operating margin42.3%41.9%31.5%28.1%29.0%31.2%
Operating margin growth (bps)2401,041334-85-222-3
Net profit margin24.6%22.8%19.0%17.8%17.3%19.9%
Net profit margin growth (bps)3737212148-2545

Notes:Restaurant-level operating margin represents restaurant-level operating income, which equals company-operated restaurants sales minus company-operated restaurant costs, which includes cost of goods sold (food, beverage and packaging), labor, occupancy and other operating costs, expressed as a % of company-operated restaurant sales