TTM20152014201320122011
Restaurant-level operating margin7.0%7.0%5.2%6.1%5.6%6.5%
Restaurant-level operating margin growth (bps)175175-8651-91-56
Operating margin6.3%6.3%5.2%5.0%4.0%5.4%
Operating margin growth (bps)1091092699-140-64
Net profit margin4.7%4.7%4.5%3.2%1.0%4.5%
Net profit margin growth (bps)1717129228-356-70

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