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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 cshs 4.0.5 release.

Client-side Hierarchical Select project page
cshs 4.0.5 release page
All Client-side Hierarchical Select usage statistics
Usage statistics for all projects

Week starting	Count
June 14th, 2026	14133
June 7th, 2026	13493
May 31st, 2026	12421
May 24th, 2026	12370
May 17th, 2026	11751
May 10th, 2026	9544
May 3rd, 2026	8966
April 26th, 2026	8833
April 19th, 2026	10000
April 12th, 2026	9662
April 5th, 2026	8737
March 29th, 2026	8638
March 22nd, 2026	8707
March 15th, 2026	7938
March 8th, 2026	7994
February 22nd, 2026	7244
February 15th, 2026	6272
February 8th, 2026	4586
February 1st, 2026	4410
January 25th, 2026	3466
January 18th, 2026	3047
January 11th, 2026	2814
January 4th, 2026	2179
December 28th, 2025	1415
December 21st, 2025	1388
December 14th, 2025	1602
December 7th, 2025	1018

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