TTM20172016201520142013
Restaurant-level operating margin26.6%26.6%28.3%28.9%24.0%26.0%
Restaurant-level operating margin growth (bps)-161-161-60488-20135
Operating margin9.4%9.4%10.4%3.5%2.7%7.2%
Operating margin growth (bps)-93-9368189-455-102
Net profit margin-0.6%-0.6%4.6%-4.6%1.8%6.6%
Net profit margin growth (bps)-527-527924-639-479-67

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