Revealing stat of the day: 22 percent of web pages contain Facebook URLs. At this point, in other words, more than a fifth of all web pages in the world — 242 million of 1.3 billion — reference the Mark Zuckerberg Production.
This is per an analysis conducted by the researcher Matthew Berk, who used data for the project gathered by Common Crawl, a Google-type web-crawling tool. The data accounted for the nearly 1.3 billion URLs the tool has crawled so far in 2012.
» via The Atlantic