• Schlumberger average return on investment for 2023 was 13.57, a 41.35% decline from 2022.
• Schlumberger average return on investment for 2022 was 9.6, a 531.58% increase from 2021.
• Schlumberger average return on investment for 2021 was 1.52, a 103.48% 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.