• Citigroup average operating margin for 2023 was 12.73%, a 45.78% decline from 2022.
• Citigroup average operating margin for 2022 was 23.48%, a 27.15% decline from 2021.
• Citigroup average operating margin for 2021 was 32.23%, a 95.1% decline 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.