AutoZone reported the last year's revenue of 12.63 B. Total Income to common stockholders was 1.73 B with profit before taxes, overhead, and interest of 6.77 B. The company has Net Profit Margin of 13.72 %, which may imply that it executes well on its competitive polices and has reasonable control over its expenses and variable costs. This is very large. In the same way, it shows Net Operating Margin of 19.8 %, which entails that for every 100 dollars of revenue, it generated 0.2 of operating income.