• Coherent average net profit margin for 2023 was -7.19%, a 386.45% decline from 2022.
• Coherent average net profit margin for 2022 was 2.51%, a 69.5% decline from 2021.
• Coherent average net profit margin for 2021 was 8.23%, a 2843.33% decline from 2020.

Net profit margin can be defined as net Income as a portion of total sales revenue.