TTM20162015201420132012
Restaurant-level operating margin19.4%20.2%21.3%20.7%20.6%22.0%
Restaurant-level operating margin growth (bps)-211-11459-18-145-9
Operating margin3.4%4.0%2.9%1.9%2.8%6.0%
Operating margin growth (bps)-9106103-93-317-158
Net profit margin3.8%11.7%-1.8%3.6%18.6%2.9%
Net profit margin growth (bps)911,354-547-1,4931,564-196

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