TTM20182017201620152014
Restaurant-level operating income (MM)$1,772.5$1,745.4$1,569.4$1,541.1$1,422.5$1,295.1
Restaurant-level operating income growth10.0%11.2%1.8%8.3%9.8%-0.7%
Operating income (MM)$781.4$766.8$677.5$622.2$367.6$308.9
Operating income growth13.1%13.2%8.9%69.3%19.0%-22.8%
Net income (MM)$643.2$596.0$479.1$375.0$709.5$286.2
Net income growth31.8%24.4%27.8%-47.1%147.9%-30.5%
Diluted EPS$5.12$4.73$3.80$2.90$5.47$2.15
Diluted EPS growth32.4%24.4%31.1%-47.0%154.6%-31.4%

Notes:Restaurant-level operating income equals company-operated restaurant sales minus company-operated restaurant costs, which includes cost of goods sold (food, beverage and packaging), labor, occupancy and other operating costs