Based on the data from Builtwith, which is as recent as 3rd Oct 2011, WordPress now powers 61.46% site in top one million sites, way more then both Joomla and Drupal.
When sample was reduced to top 100,000 sites even the WordPress share was whooping 54.07%.
Even for top 10,000 sites, WordPress accounted for 49.72% Sites.
Some neat stats isn’t?
61% is nonsense. WordPress powers 14.9% of the web: http://w3techs.com/technologies/overview/content_management/all
That statistic was used by Matt Mullenweg himself in a recent speech.
@Jay
These stats are not for total Web but among all ‘CMS’ that are used to build these sites.
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