• Canadian National Railway average return on assets for 2023 was 10.34, a 1.37% decline from 2022.
• Canadian National Railway average return on assets for 2022 was 10.2, a 8.74% increase from 2021.
• Canadian National Railway average return on assets for 2021 was 9.38, a 11.53% increase from 2020.

Roa - return on assets can be defined as an indicator of how profitable a company is relative to its total assets. Calculated by dividing a company's operating earnings by its total assets.