No Market Share movement for Drupal Version 7.4x yet sorry.
Get a list of 37,854 websites using Drupal Version 7.4x which includes location information, hosting data, contact details, 19,265 currently live websites
which includes 12,479 domains that redirect to sites in the list. 31,068 sites that used this technology previously and 3,369 websites in the United States currently using Drupal Version 7.4x.
Distribution of locations of all Drupal Version 7.4x customers we've ever tracked.