• Westlake average return on assets for 2023 was 5.88, a 56.32% decline from 2022.
• Westlake average return on assets for 2022 was 13.46, a 68.04% decline from 2021.
• Westlake average return on assets for 2021 was 8.01, a 189.17% 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.