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For each week beginning on a given date, the figures show the number of sites that reported they are using the calendar_systems 4.0.5 release.

Calendar Systems project page
calendar_systems 4.0.5 release page
All Calendar Systems usage statistics
Usage statistics for all projects

Week starting	Count
August 16th, 2026	114
August 9th, 2026	114
August 2nd, 2026	110
July 26th, 2026	110
July 19th, 2026	87
July 12th, 2026	76
July 5th, 2026	56

Only Drupal websites using the Update Status module are included in the data. Read more information about how these statistics are calculated.

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Usage statistics for calendar_systems 4.0.5