WordPress version 4.7.*
http://codex.wordpress.org/Version_4.7
Content Management System
Get access to data on 6,442,992 websites that are Wordpress 4.7 Customers. We know of 445,246 live websites using Wordpress 4.7 and an additional 5,997,746 sites that used Wordpress 4.7 historically and 193,897 websites in the United States.
Wordpress 4.7 websites that are also using other technologies.
Get a list of 6,442,992 websites using Wordpress 4.7 which includes location information, hosting data, contact details, 445,246 currently live websites and an additional 148,074 domains that redirect to sites in this list. 5,997,746 sites that used this technology previously and 193,897 websites in the United States currently using Wordpress 4.7.