TTM20162015201420132012
Restaurant-level operating margin18.1%17.9%18.4%17.6%15.3%16.1%
Restaurant-level operating margin growth (bps)-39-5480236-85389
Operating margin4.8%4.6%3.9%6.0%4.1%2.9%
Operating margin growth (bps)19874-212191114121
Net profit margin3.3%3.2%2.5%4.2%1.5%0.8%
Net profit margin growth (bps)20375-1752677426

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