• KT average operating margin for 2023 was 6.54%, a 11.02% decline from 2022.
• KT average operating margin for 2022 was 7.35%, a 14.31% decline from 2021.
• KT average operating margin for 2021 was 6.43%, a 22.01% 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.