• CoStar average operating margin for 2023 was 14.72%, a 33.21% decline from 2022.
• CoStar average operating margin for 2022 was 22.04%, a 13.96% decline from 2021.
• CoStar average operating margin for 2021 was 19.34%, a 9.33% 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.