The latest full-year analysis of the PC market show that devices that run ChromeOS gained more and more market share during 2020 compared to those running macOS. Windows remained the market leader, although its share did fall compared to 2019. These changes might be related to the overwhelming demand for home-learning and -working solutions that marked the year just gone.
https://www.notebookcheck.net/Chrome-OS-devices-outsold-Apple-Macs-for-the-first-time-in-2020.522569.0.html