TTM20172016201520142013
Restaurant-level operating margin22.7%22.7%22.9%22.1%20.3%21.4%
Restaurant-level operating margin growth (bps)-18-1873189-116125
Operating margin11.3%11.3%12.3%12.0%11.5%11.5%
Operating margin growth (bps)-107-10733530260
Net profit margin7.3%7.3%7.9%8.0%4.8%7.0%
Net profit margin growth (bps)-63-63-14328-222170

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