TTM20162015201420132012
Restaurant-level operating margin22.7%24.7%25.2%25.1%24.3%24.1%
Restaurant-level operating margin growth (bps)-220-5215742616
Operating margin-5.1%3.8%9.1%9.7%8.6%7.3%
Operating margin growth (bps)-1,028-526-63110136-79
Net profit margin-3.4%2.3%5.6%5.9%1.7%1.6%
Net profit margin growth (bps)-661-326-314246-39

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