• Norfolk Southern average net profit margin for 2023 was 18.89%, a 27.32% increase from 2022.
• Norfolk Southern average net profit margin for 2022 was 25.99%, a 0.74% decline from 2021.
• Norfolk Southern average net profit margin for 2021 was 25.8%, a 24.28% increase from 2020.

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