• Landstar System average gross margin for 2023 was 23.04%, a 6.32% decline from 2022.
• Landstar System average gross margin for 2022 was 21.67%, a 2.26% increase from 2021.
• Landstar System average gross margin for 2021 was 22.17%, a 4.6% 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.