WordPress Now Used on 30% of the Top 10 Million Sites

W3Techs, a survey company that monitors usage of various web technologies, is reporting that WordPress has reached 30% usage or 60.2% market share of all the websites whose content management systems it knows about. This represents a 0.6% increase since February 1st and 13.1% over the last seven years. Just five days ago, Matt Mullenweg, co-creator of WordPress, brought attention …