TTM20162015201420132012
Restaurant-level operating income (MM)$109.8$107.2$97.6$81.1$80.8$76.3
Restaurant-level operating income growth6.9%9.8%20.4%0.4%6.0%10.1%
Operating income (MM)$471.4$454.0$405.4$345.4$313.8$282.3
Operating income growth15.0%12.0%17.4%10.1%11.2%8.9%
Net income (MM)$231.7$214.7$192.8$162.6$143.0$112.4
Net income growth20.7%11.4%18.6%13.7%27.2%6.7%
Diluted EPS$4.67$4.30$3.47$2.86$2.48$1.91
Diluted EPS growth32.2%23.9%21.6%15.3%30.0%11.5%

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