TTM20172016201520142013
Restaurant-level operating margin17.4%18.2%20.0%20.5%18.0%19.7%
Restaurant-level operating margin growth (bps)-189-181-44244-171-117
Operating margin5.3%6.4%7.4%6.5%6.5%7.5%
Operating margin growth (bps)-145-100832-101-18
Net profit margin7.4%7.8%5.2%4.5%4.7%5.4%
Net profit margin growth (bps)25426272-20-73226

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