TTM20162015201420132012
Restaurant-level operating margin18.7%19.3%19.9%17.9%17.5%19.4%
Restaurant-level operating margin growth (bps)-143-5919443-186-99
Operating margin5.8%6.2%6.9%4.2%3.1%5.8%
Operating margin growth (bps)-130-65267111-269-106
Net profit margin4.3%4.6%4.9%3.2%2.7%4.4%
Net profit margin growth (bps)-76-3416953-172-65

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