• Canadian National Railway average net profit margin for 2023 was 30.87%, a 2.25% increase from 2022.
• Canadian National Railway average net profit margin for 2022 was 31.58%, a 5.06% decline from 2021.
• Canadian National Railway average net profit margin for 2021 was 30.06%, a 13.35% increase from 2020.

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