• ResMed average gross margin for 2023 was 55.61%, a 1.73% increase from 2022.
• ResMed average gross margin for 2022 was 56.59%, a 1.2% decline from 2021.
• ResMed average gross margin for 2021 was 57.28%, a 1.34% decline from 2020.

Gross margin can be defined as a company's total sales revenue minus its cost of goods sold, divided by the total sales revenue, expressed as a percentage.