• PTC average net profit margin for 2023 was 13.38%, a 37.42% decline from 2022.
• PTC average net profit margin for 2022 was 21.38%, a 5.74% decline from 2021.
• PTC average net profit margin for 2021 was 20.22%, a 215.44% increase from 2020.

Net profit margin can be defined as net Income as a portion of total sales revenue.