• American average operating margin for 2023 was 11.98%, a 55.63% decline from 2022.
• American average operating margin for 2022 was 27%, a 109.14% decline from 2021.
• American average operating margin for 2021 was 12.91%, a 65.51% 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.