Hi @IBN
Now, the date range is only last 7 days, last 30 days and last 90 days.
You can view the Teams user activity report in Microsoft Teams admin center > Analytics & reports > Usage reports > choose “Teams user activity” and the Date range > Run report. It will show the number of meeting scheduled in your organized in this period.
For more information of this report, please read this article: https://learn.microsoft.com/en-US/microsoftteams/teams-analytics-and-reports/user-activity-report#interpret-the-report.
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