• Mitsui average operating margin for 2023 was 4.16%, a 4.15% decline from 2022.
• Mitsui average operating margin for 2022 was 4.34%, a 4.33% decline from 2021.
• Mitsui average operating margin for 2021 was 4.16%, a 16.85% 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.