• Exponent average net profit margin for 2023 was 19.12%, a 6.5% increase from 2022.
• Exponent average net profit margin for 2022 was 20.45%, a 6.45% decline from 2021.
• Exponent average net profit margin for 2021 was 21.86%, a 9.41% decline from 2020.

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