Magento version 1.8
http://www.magentocommerce.com/
eCommerce · Non Platform
Get access to data on 36,500 websites that are Magento 1.8 Customers. We know of 3,121 live websites using Magento 1.8 and an additional 33,379 sites that used Magento 1.8 historically and 1,055 websites in the United States.
Get a list of 36,500 websites using Magento 1.8 which includes location information, hosting data, contact details, 3,121 currently live websites and an additional 5,007 domains that redirect to sites in this list. 33,379 sites that used this technology previously and 1,055 websites in the United States currently using Magento 1.8.