• Celanese average price/book ratio for 2023 was 2, a 8.68% decline from 2022.
• Celanese average price/book ratio for 2022 was 2.19, a 41.91% decline from 2021.
• Celanese average price/book ratio for 2021 was 3.77, a 11.87% decline from 2020.

Price/book ratio can be defined as