No Market Share movement for Drupal Version 5.2x yet sorry.
Get a list of 854 websites using Drupal Version 5.2x which includes location information, hosting data, contact details, 282 currently live websites
which includes 81 domains that redirect to sites in the list. 653 sites that used this technology previously and 97 websites in the United States currently using Drupal Version 5.2x.
Distribution of locations of all Drupal Version 5.2x customers we've ever tracked.