TTM20162015201420132012
Restaurant-level operating income (MM)$64.9$59.3$50.2$37.2$26.9$19.2
Restaurant-level operating income growth23.1%18.2%34.9%38.3%39.8%48.0%
Operating income (MM)$13.3$13.6$11.8$8.8$6.5$3.6
Operating income growth4.4%15.3%34.4%35.1%79.8%31.9%
Net income (MM)$8.7$9.3$8.9$7.6$5.8$3.1
Net income growth-6.8%5.1%17.2%31.3%88.0%28.1%
Diluted EPS$0.27$0.27$0.22N/AN/AN/A
Diluted EPS growth22.2%22.2%N/AN/AN/AN/A

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