TTM20162015201420132012
Restaurant-level operating margin15.5%17.7%18.6%19.4%18.4%18.2%
Restaurant-level operating margin growth (bps)-286-95-829822-197
Operating margin4.6%6.9%7.6%9.0%8.0%7.9%
Operating margin growth (bps)-292-76-131992-134
Net profit margin3.2%4.8%5.2%6.2%5.6%5.5%
Net profit margin growth (bps)-210-48-965614-92

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