TTM20162015201420132012
Restaurant-level operating margin17.1%16.7%16.3%17.9%19.6%20.2%
Restaurant-level operating margin growth (bps)7445-167-166-6497
Operating margin9.0%8.6%9.0%10.9%13.0%13.3%
Operating margin growth (bps)-11-43-190-208-29119
Net profit margin5.4%5.2%5.6%7.1%8.2%8.1%
Net profit margin growth (bps)-22-36-152-114868

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