TTM20162015201420132012
Restaurant-level operating income (MM)$86.8$73.3$52.9$26.9$20.4$14.2
Restaurant-level operating income growth25.6%38.6%96.8%31.5%43.3%-62.5%
Operating income (MM)$33.0$27.8$6.8$3.1$5.9$4.7
Operating income growth24.5%311.7%114.9%-47.0%26.7%N/A
Net income (MM)$16.1$12.4-$8.8$2.1$5.4$4.1
Net income growth64.4%N/AN/A-60.9%31.2%N/A
Diluted EPS$0.56$0.53-$0.65$0.07$0.18$0.14
Diluted EPS growth23.0%N/AN/A-61.1%30.8%N/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