TTM20152014201320122011
Restaurant-level operating margin0.9%-0.7%-2.6%1.5%8.5%8.7%
Restaurant-level operating margin growth (bps)431190-409-703-18109
Operating margin-15.9%-17.3%-20.3%-13.4%-4.6%-6.4%
Operating margin growth (bps)554305-695-876185-357
Net profit margin-15.9%-17.4%-21.4%-13.3%-4.5%-6.4%
Net profit margin growth (bps)716396-812-872187-354

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