TTM20172016201520142013
Restaurant-level operating income (MM)$64.0$65.6$65.2$58.7$45.9$44.8
Restaurant-level operating income growth-1.3%0.7%11.1%28.0%2.5%-13.1%
Operating income (MM)$70.8$70.7$47.0$63.2$57.3$47.5
Operating income growth57.1%50.4%-25.6%10.2%20.6%-15.7%
Net income (MM)$41.0$39.6$19.4$36.0$32.7$24.6
Net income growth130.0%104.1%-46.1%9.9%33.2%10.1%
Diluted EPS$0.60$0.56$0.25$0.42$0.37$0.26
Diluted EPS growth151.8%123.8%-40.8%14.6%40.0%14.7%

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