The source for this market size is a poster offering a variety of interesting statistics about “our connected world.” Covered on the poster—a link to which is provided below—are statistics on the number of Internet users by country, broadband subscription rates by country, and numbers of people who have mobile only phone access by country. The data are presented graphically and we found it to be an interesting and useful presentation of the material.

Geographic reference: World
Year: 2010
Market size: 1.734 billion users, 20.8% of whom are in China.
Source: “Our Connected World,” made available online by buzzhunt.co.uk here.
Original source: GigaOM, Cisco, and Internet World Stats.