• Canadian National Railway average return on investment for 2023 was 14.76, a 1.79% decline from 2022.
• Canadian National Railway average return on investment for 2022 was 14.5, a 9.77% increase from 2021.
• Canadian National Railway average return on investment for 2021 was 13.21, a 8.46% increase from 2020.

Roi - return on investment can be defined as an indicator of how profitable a company is relative to its assets invested by shareholders and long-term bond holders. Calculated by dividing a company's operating earnings by its long-term debt and shareholders equity.