TTM20162015201420132012
Restaurant-level operating margin21.9%22.2%21.0%20.6%22.0%23.3%
Restaurant-level operating margin growth (bps)-3812043-143-122-73
Operating margin9.9%9.0%5.4%4.9%6.8%8.6%
Operating margin growth (bps)14935452-184-183-15
Net profit margin7.0%5.4%10.5%4.6%7.0%8.9%
Net profit margin growth (bps)219-508594-240-197-64

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