• Block average operating margin for 2023 was -1.61%, a 38.55% decline from 2022.
• Block average operating margin for 2022 was -2.62%, a 296.99% decline from 2021.
• Block average operating margin for 2021 was 1.33%, a 295.59% 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.