TTM20162015201420132012
Restaurant-level operating income (MM)$66.9$66.2$58.8$44.2$40.4$36.1
Restaurant-level operating income growth8.0%12.7%32.9%9.5%11.8%39.0%
Operating income (MM)$24.3$24.3$18.7$16.0$15.4$13.3
Operating income growth17.8%29.8%17.5%3.8%15.6%40.5%
Net income (MM)$17.3$17.2$12.9$11.5$11.1$5.5
Net income growth21.6%33.7%12.2%3.8%102.8%57.5%
Diluted EPS$1.02$1.02$0.77$0.69$0.66$0.37
Diluted EPS growth20.5%32.5%12.0%3.6%78.7%82.2%

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