• Dover average net profit margin for 2023 was 12.37%, a 8.71% increase from 2022.
• Dover average net profit margin for 2022 was 13.55%, a 10.43% decline from 2021.
• Dover average net profit margin for 2021 was 12.27%, a 20.29% increase from 2020.

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