So what is the online user really like? Some current snapshots of Internet usage and activity are offered by Nielsen Wire.
The top 10 or 20 sites in different categories are tracked monthly by Hitwise Data Centers from Experian.
Calling itself "Trends & Statistics: The Web's Richest Source," ClickZ Stats & Tools (formerly CyberAtlas) can answer questions on:
Also, selected articles on Internet Users are available for free at eMarketer (most content is fee-based).
Internet usage and population estimates by country are available at Internet World Stats.
The Boston Consulting Group recently published a study on The Internet Economy in the G-20.
A Global Multichannel Consumer Survey was conducted by PwC, with findings about multichannel shoppers in 11 countries.
Other sites with measures of electronic commerce are:
The 2016 U.S. Mobile App Report is available by request from comScore.
Similarly, the State of the Apps Industry Snapshot 2015 is a special report available by request from Millennial Media.
Appcelerator/IDC Quarterly Mobile Trends Reports (formerly: Mobile Developer Reports) are available but registration is required.
A nice collection of recent charts and statistics is available at: Global mobile statistics from mobiForge.
Dan Swinhoe of IDG summarizes recent trends and stats on the global mobile apps market: The App Revolution: How this Varies By Market.
Figuring the costs of custom mobile business app development summarizes data from several sources.
Other sources of data on the mobile market has been compiled by the Net Data Directory from the Berkman Center for Internet & Society at Harvard University.