• Southern average net profit margin for 2024 was 17.16%, a 37.28% decline from 2023.
• Southern average net profit margin for 2023 was 12.5%, a 9.94% increase from 2022.
• Southern average net profit margin for 2022 was 11.37%, a 15.78% increase from 2021.

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