TTM20172016201520142013
Restaurant-level operating margin30.1%30.9%30.7%29.3%26.6%25.3%
Restaurant-level operating margin growth (bps)-1271614326613154
Operating margin13.8%14.5%15.0%12.7%9.9%8.0%
Operating margin growth (bps)-155-4322828018684
Net profit margin10.3%10.6%9.0%6.9%1.0%0.3%
Net profit margin growth (bps)-115821658568-110

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