• Pfizer average price to free cash flow ratio for 2023 was 21.02, a 122.2% increase from 2022.
• Pfizer average price to free cash flow ratio for 2022 was 9.46, a 4.15% increase from 2021.
• Pfizer average price to free cash flow ratio for 2021 was 9.87, a 26.4% decline from 2020.

Price to free cash flow ratio can be defined as