• Cintas average operating margin for 2023 was 20.56%, a 1.83% increase from 2022.
• Cintas average operating margin for 2022 was 20.19%, a 5.38% increase from 2021.
• Cintas average operating margin for 2021 was 19.16%, a 11.53% increase from 2020.

Operating margin can be defined as operating margin measurement of what proportion of a company's revenue is left over after paying for variable costs of production such as wages, raw materials, etc.