| Top 50 Digital Media/Web Properties of November 2001 | December 2001 | Jupiter Media Metrix |
| Top E-Tailers of Nov. 2001 | December 2001 | Jupiter Media Metrix |
| Home vs. Work Online Shopping | December 2001 | Jupiter Media Metrix |
| Jupiter Shopping Index Traffic, 2001 Holiday Season | December 2001 | Jupiter Media Metrix |
| Internet Users by Age & Race | December 2001 | Pew Internet & American Life Project |
| Internet Use by Gender & Race | December 2001 | Pew Internet & American Life Project |
| Online Ad Formats, Percentage of Revenue | December 2001 | IAB |
| Top Shopping Sites, Week Ending 12/02/01 | December 2001 | Jupiter Media Metrix |
| Holiday E-Commerce Index -- Week Ending 12/2 | December 2001 | Nielsen//NetRatings |
| Percent of Holiday Shopping Budget Spent at Each Channel | December 2001 | Goldman Sachs, Harris Interactive &
Nielsen//NetRatings |
| Top Online Properties of November 2001 | December 2001 | comScore |
| Top 25 Web Properties of November 2001 | December 2001 | Nielsen//NetRatings |
| Retail Channel Integration | December 2001 | Shop.org/BCG |
| November 2001 Internet Usage Stats | December 2001 | Nielsen//NetRatings |
| E-Commerce Growth Rates and 2001 Monthly Spending | December 2001 | Nielsen//NetRatings & Harris Interactive |
| Top 10 UK At-Work Web Sites | December 2001 | NetValue |
| November 2001 Online Retail Index | December 2001 | NRF/Forrester |
| October 2001 Online Retail Index | November 2001 | NRF/Forrester |
| Preferred Method for Dealing with Banking Products | November 2001 | Datamation |
| E-Commerce Sales, Monday After Thanksgiving | November 2001 | Nielsen//NetRatings |
| Top Virtual Department Stores | November 2001 | Nielsen//NetRatings |
| Third Quarter E-Commerce Spending | November 2001 | Nielsen//NetRatings & Harris Interactive |
| Top Shopping Sites, Week Ending 11/25/01 | November 2001 | Jupiter Media Metrix |
| Reasons for Abandoning Online Shopping Cart | November 2001 | Vividence |
| Top U.S. ISPs by Subscriber | November 2001 | ISP-Planet |
| Profile of U.S. Online Population | November 2001 | Harris Interactive |
| Top Properties of October 2001 | November 2001 | comScore Networks |
| Satisfaction of Dial-Up Users | November 2001 | Parks Associates |
| E-Commerce Revenue in Latin America | November 2001 | Boston Consulting Group |
| Top 50 Digital Media/Web Properties of October 2001 | November 2001 | Jupiter Media Matrix |
| Top 25 Web Properties of October 2001 | November 2001 | Nielsen//NetRatings |
| Nielsen//NetRatings Holiday E-Commerce Index | November 2001 | Nielsen//NetRatings |
| Online Growth by Access Technology | November 2001 | TRI |
| October 2001 Internet Usage Stats | November 2001 | Nielsen//NetRatings |
| Household Penetration of Consumer Media Technologies | October 2001 | Knowledge Networks/Statistical Research |
| Top Online Spending Categories | October 2001 | Nielsen//NetRatings/Harris Interactive |
| Worldwide Internet Retailing Sales Forecast | October 2001 | GartnerG2 |
| Worldwide PC Vendor Shipment Estimates | October 2001 | Gartner Dataquest |
| Top Expected Online Purchases, 2001 Holiday Season | October 2001 | Jupiter Media Metrix |
| Important Factors for Online Shopping | October 2001 | GartnerG2 |
| Physicians Using Electronic Records & Prescriptions | October 2001 | Harris Interactive |
| Traffic to Air Travel-Related Web Sites | October 2001 | Nielsen//NetRatings |
| International Internet Bandwidth by Region, 1999-2001 | October 2001 | TeleGeography |
| European Broadband Breakdown | October 2001 | NetValue |
| Top 25 Web Properties of September 2001 | October 2001 | Nielsen//NetRatings |
| Reasons for Purchasing One PDA Over Another | October 2001 | NPD Online Research |
| Handheld Unit Share and Average Selling Price | October 2001 | Nielsen//NetRatings |
| September 2001 Internet Usage Stats | October 2001 | Nielsen//NetRatings |
| Common Influences on Online Purchases | October 2001 | Vividence |
| How Consumers Find Sites During the Holidays | October 2001 | Vividence |
| Top 50 Digital Media/Web Properties of September 2001 | October 2001 | Jupiter Media Metrix |
| September 2001 Online Retail Index | October 2001 | NRF/Forrester |
| Top Online Spending Categories, Sept. 2001 | October 2001 | Nielsen//NetRatings & Harris Interactive |
| Top Online Properties of September 2001 | October 2001 | comScore/Diameter |
| Per-Firm IT Spending | October 2001 | Cahners In-Stat |
| Top 50 Digital Media/Web Properties of August 2001 | September 2001 | Jupiter Media Metrix |
| Top 25 Web Properties of August 2001 | September 2001 | Nielsen//NetRatings |
| Features of State and Federal Web Sites | September 2001 | Brown University |
| August 2001 Internet Usage Stats | September 2001 | Nielsen//NetRatings |
| Popular Online Ad Formats, 2000 vs. 2001 | September 2001 | IAB/PricewaterhouseCoopers |
| August 2001 Online Retail Index | September 2001 | NRF/Forrester |
| Top U.S. News Sites After 9/11 Attack | September 2001 | Jupiter MMXI |
| E-Commerce in Wake of 9/11 Attack | September 2001 | BizRate.com |
| Top Online Properties of August 2001 | September 2001 | comScore/Diameter |
| Top Ad Revenue Sites and Advertisers | September 2001 | CMRi |
| Internet Use by U.S. Seniors | September 2001 | Pew Internet & American Life |
| Broadband Access in 2005 | September 2001 | Yankee Group |
| PC Shipments and Growth, 1999-2005 | September 2001 | IDC |
| Traffic to Banking Sites | August 2001 | Jupiter Media Metrix |
| IT Specialties Most in Demand | August 2001 | RHI Consulting |
| Top 50 Digital Media/Web Properties of July 2001 | August 2001 | Jupiter Media Metrix |
| Companies Consumers Trust with Personal Information | August 2001 | Jupiter Media Metrix |
| July 2001 Internet Usage Stats | August 2001 | Nielsen//NetRatings |
| Computer Peripheral Sales | August 2001 | NPD Intelect |
| Top U.S. ISPs by Subscriber | August 2001 | ISP-Planet |
| U.K. Internet Access by Device | August 2001 | Jupiter MMXI |
| Top Domains in the U.K. | August 2001 | Jupiter MMXI |
| How Broadband Changes Internet Use | August 2001 | Nielsen//NetRatings |
| Internet Use by Connection Speed | August 2001 | Nielsen//NetRatings |
| Impact of Internet Access at Work | August 2001 | Wirthlin Worldwide/Xylo |
| July 2001 NRF/Forrester Online Retail Index | August 2001 | NRF/Forrester |
| Top Mass Retailers by Unique Audience | August 2001 | Nielsen//NetRatings |
Growth of Households Online
(by country) | August 2001 | Nielsen//NetRatings |
| U.S. Small Business Internet Use | August 2001 | IDC |
| Online Advertising/Digital Marketing Spending | August 2001 | Jupiter Media Metrix |
| Online Growth by Access Technology | August 2001 | TRI |
| Top 50 Properties of July 2001 | August 2001 | netScore |
| U.S. Home Internet Penetration | August 2001 | Nielsen//NetRatings |
| Internet Usage in France vs. Britain | August 2001 | Nielsen//NetRatings |
| Top 25 Web Properties of July 2001 | August 2001 | Nielsen//NetRatings |
| Womens' Online Holiday Shopping | July 2001 | BizRate.com |
| Top Properties of June 2001 | July 2001 | netScore |
| Top Domains in the U.K. | July 2001 | Jupiter MMXI |
| How Internet is Used for Shopping | July 2001 | NPD Online Research |
| Top Web Sites Visited by Teens | July 2001 | Jupiter Media Metrix |
| Traffic to File-Sharing Sites | July 2001 | Nielsen//NetRatings |
| Users of Napster Application by Country | July 2001 | Jupiter Media Metrix |
| PC Vendor Unit Shipments | July 2001 | Gartner Dataquest |
| Internet Audience by Gender | July 2001 | Nielsen//NetRatings |
| Internet Power Shoppers vs. Regular Shoppers | July 2001 | Valentine Radford |
| Internet Use by Canadians | July 2001 | Media Metrix Canada |
| June 2001 NRF/Forrester Online Retailing Index | July 2001 | NRF/Forrester |
| Top E-Commerce Site Launches Since 1999 | July 2001 | Nielsen//NetRatings |
| European Visits to Business/Finance Sites | July 2001 | Jupiter MMXI |
| Top Site Categories Among US At-Work Users | July 2001 | Nielsen//NetRatings |
| Average US At-Work Usage | July 2001 | Nielsen//NetRatings |
| Internet Adoption by Gender, Age & Income | July 2001 | InsightExpress |
| Female Composition of the Internet | July 2001 | Nielsen//NetRatings |
| Top 25 Web Properties of June 2001 | July 2001 | Nielsen//NetRatings |
| Top 50 Digital Media/Web Properties of June 2001 | July 2001 | Jupiter Media Metrix |
| Leading Web Advertisers of June 2001 | July 2001 | Nielsen//NetRatings |
| June 2001 Internet Usage Stats | July 2001 | Nielsen//NetRatings |
| Media Use by Broadband Users | June 2001 | Arbitron/Coleman |
| Top European E-Commerce Domains | June 2001 | NetValue |
| Planned E-Commerce Spending & Frequency | June 2001 | Yahoo/ACNielsen |
| May 2001 NRF/Forrester Online Retailing Index | June 2001 | NRF/Forrester |
| Digital Media Users by Age/Gender | June 2001 | Jupiter Media Metrix |
| May 2001 Internet Gender Breakdown | June 2001 | Nielsen//NetRatings |
| Top Domains of May 2001 | June 2001 | comScore/Diameter |
| Online Recruiting by Global 500 Companies | June 2001 | iLogos Research |
| Top 25 Web Properties of May 2001 | June 2001 | Nielsen//NetRatings |
| People with Net Access from Home or Work by Country | June 2001 | Nielsen//NetRatings |
| Household Penetration of Broadband | June 2001 | Strategy Analytics |
| Top US Dial-Up ISPs | June 2001 | Various
(from ISP-Planet) |
| Leading Advertisers of May 2001 | June 2001 | Nielsen//NetRatings |
| Worldwide Online Shopping and Purchasing Behavior | June 2001 | Nielsen//NetRatings |
| May 2001 Internet Usage Stats | June 2001 | Nielsen//NetRatings |
| Top 50 Digital Media/Web Properties of May 2001 | June 2001 | Jupiter Media Metrix |
| Biggest Reasons for Not Using Internet | June 2001 | Ipsos-Reid |
| Value-Added Services Offered by ISPs | June 2001 | CyberAtlas Research Series |
| IT Salaries by Position/Company Size | June 2001 | Janco Associates |
| Asian Internet Use by Protocol | June 2001 | NetValue |
| Top 14 Properties and Share of Usage Minutes | June 2001 | Jupiter Media Metrix |
| North American Residential Broadband Market | June 2001 | Kinetic Strategies, Inc. |
| Worldwide PC Shipments, 1999-2005 | June 2001 | IDC |
| Important Aspects of CRM | May 2001 | Cutter Consortium |
| Growth of Music Downloads by Age & Gender | May 2001 | Ipsos-Reid |
| Use of Internet in the Past 30 Days by Country | May 2001 | Ipsos-Reid |
| Top Domains in the UK, April 2001 | May 2001 | Jupiter MMXI |
| E-Commerce Spending and Sales Conversion Rates | May 2001 | Nielsen//NetRatings & Harris Interactive |
| Top E-Commerce Sites of April 2001 | May 2001 | netScore/Diameter |
| Database Systems Software Revenue | May 2001 | Gartner Dataquest |
| Leading Advertisers of April 2001 | May 2001 | Nielsen//NetRatings |
| Top 25 Web Properties of April 2001 | May 2001 | Nielsen//NetRatings |
| Worldwide Server Shipments Q1 2001 | May 2001 | Dataquest |
| Top 20 US ISPs by Subscriber | May 2001 | ISP-Planet |
| Internet's Effect on Traditional Media | May 2001 | Scarborough Research |
| Top 50 Digital Media/Web Properties of April 2001 | May 2001 | Jupiter Media Metrix |
| Worldwide Mobile Users | May 2001 | ResearchPortal.com |
| U.S. Broadband Users by Local Market Area | May 2001 | Nielsen//NetRatings |
| Best/Worst World Markets for E-Commerce | May 2001 | Nielsen//NetRatings |
| April 2001 Internet Usage Stats | May 2001 | Nielsen//NetRatings |
| Top Ad Spenders by Category | May 2001 | Nielsen//NetRatings |
| Online Growth By Access Category | May 2001 | TR's Online Census |
| Annual Sales of Internet Appliances | May 2001 | eTForecasts |
| Most Desired Interactive Activities for TV | May 2001 | TNS Intersearch |
| Reasons for Not Subscribing to Internet Access (by Technology) | May 2001 | TNS Intersearch |
| U.S. Broadband Wireless Subscribers | April 2001 | The Strategis Group |
| Top Online Ad Categories | April 2001 | IAB/PricewaterhouseCoopers |
| Top Travel Sites by Customer Satisfaction | April 2001 | Nielsen//NetRatings
Harris Interactive |
| Top E-Tailers of March 2001 | April 2001 | Nielsen//NetRatings
Harris Interactive |
| March 2001 NRF/Forrester Online Retail Index | April 2001 | NRF/Forrester |
| Top Sites in the UK | April 2001 | Jupiter MMXI |
| Top 50 Web Properties of March 2001 | April 2001 | Diameter/comScore |
| Use of Standalone Media Players | April 2001 | Jupiter Media Metrix |
| Barriers to Internet Access in Canada | April 2001 | Statistics Canada |
| Top Tax-Related Sites | April 2001 | Jupiter Media Metrix |
| European Broadband Penetration | April 2001 | Jupiter MMXI |
| Fastest Growing Occupational Groups Online | April 2001 | Nielsen//NetRatings |
| ISP Revenue from Non-Access Services | April 2001 | internet.com |
| Top 25 Web Properties of March 2001 | April 2001 | Nielsen//NetRatings |
| Top 50 Digital Media/Web Properties of March 2001 | April 2001 | Jupiter Media Metrix |
| Leading Advertisers of March 2001 | April 2001 | Nielsen//NetRatings |
| Interest in High-Tech Features in Cars | April 2001 | Greenfield Online |
| March 2001 Internet Usage Stats | April 2001 | Nielsen//NetRatings |
| U.S. PC Vendor Unit Shipments | April 2001 | Dataquest |
| Broadband Connections by Nation/Technology | April 2001 | NetValue |
| Internet Penetration in Top U.S. Markets | April 2001 | Nielsen//NetRatings |
| DSL's Effect on Online Activities | April 2001 | SBC Communications |
| Visitors to Types of Travel Sites | April 2001 | Jupiter Media Metrix |
| SMS Volume by Region | April 2001 | Mobile Lifestreams |
| Devices Used by Mobile Web Users in 2005 | March 2001 | Jupiter Media Metrix |
| Top Travel Sites | March 2001 | Nielsen//NetRatings
Harris Interactive |
| Income of UK Internet Users | March 2001 | Jupiter MMXI |
| Top Domains in UK | March 2001 | Jupiter MMXI |
| Top 5 Online Purchase Categories | March 2001 | Greenfield Online |
| Wireless Voice Penetration and Churn Rates | March 2001 | Telephia, Inc. |
| Top Sports Sites | March 2001 | PC Data Online |
| February 2001 Online Retail Index | March 2001 | NRF/Forrester |
| Internet Population/Time Online for European Nations | March 2001 | Jupiter MMXI |
| Top Categories Among European Web Surfers | March 2001 | Jupiter MMXI |
| Worldwide DSL Subscribers | March 2001 | DSL Prime News
(from ISP-Planet.com) |
| Site Features Likely to Increase Online Purchasing | March 2001 | PricewaterhouseCoopers |
| January 2001 NRF/Forrester Online Retail Index | March 2001 | NRF/Forrester |
| Physicians' Use of the Internet | March 2001 | Harris Interactive |
| Top 50 Sites of February 2001 | March 2001 | PC Data Online |
| How Linux is Used | March 2001 | internet.com Corp. |
| US Broadband Use by Technology | March 2001 | Harris Interactive |
| Top 25 Web Properties of February 2001 | March 2001 | Nielsen//NetRatings |
| Top 50 Digital Media/Web Properties of February 2001 | March 2001 | Jupiter Media Metrix |
| February 2001 Internet Usage Stats | March 2001 | Nielsen//NetRatings |
| Top Domains in UK, January 2001 | February 2001 | MMXI Europe |
| Consumers Opposition/Support for Paid Content | February 2001 | CEA |
| Distribution of iTV Audience | February 2001 | Strategy Analytics |
| Percent of Holiday Shopping Done Online, Ages 8-21 | February 2001 | Harris Interactive |
| Top E-Tailers of January 2001 | February 2001 | PC Data Online |
| Top Retail Sites in UK, Germany and France | February 2001 | Jupiter MMXI |
| Internet User/Wireless User Forecasts | February 2001 | eTForcasts |
| Top 50 Digital Media/Web Properties of January 2001 | February 2001 | Media Metrix |
| 20 Most Popular Search Terms | February 2001 | Alexa Research |
| Visitors/Players at Gaming Sites | February 2001 | NetValue |
| Traffic to Card and Flower Sites | February 2001 | PC Data Online |
| Top Career-Related Sites | February 2001 | Alexa Research/PC Data Online |
| Top Advertisers of January 2001 | February 2001 | Nielsen//NetRatings
(from AdResource) |
| January 2001 Internet Usage Stats | February 2001 | Nielsen//NetRatings |
| Most Popular ASP Applications | February 2001 | Zona/ASP Industry Consortium |
| Choice of TV vs Net Access | February 2001 | Arbitron/Edison Media Research |
| Worldwide Server Vendor Unit Shipments | February 2001 | Dataquest |
| Use of Popular Streaming Media Software | February 2001 | Media Metrix |
| Top Sites Among Italian Internet Users | February 2001 | Jupiter MMXI |
| Top 5 Sites by Advertising Revenue | February 2001 | CMR |
| Top Instant Messaging Applications | February 2001 | NetValue |
| Shopping Carts Abandoned Due to Shipping Costs | February 2001 | Ernst & Young |
| Connection Between Streaming Media & Broadband | February 2001 | Arbitron/Edison |
| Internet Connection Speeds, Dec. 99 vs. Dec. 2000 | February 2001 | Nielsen//NetRatings |
| Computer/Consumer Electronic Sales | January 2001 | NPD INTELECT |
| December 2000 NRF/Forrester E-Tail Index | January 2001 | NRF/Forrester |
| Primary Hurdles to Mobile Commerce | January 2001 | Telephia |
| Mobile Data Technology Market Share | January 2001 | Strategis Group |
| Super Bowl Advertiseres by Industry, 2001 vs 2001 | January 2001 | Nielsen//NetRatings |
| Top-Selling Console Gaming Software, Dec. 2000 | January 2001 | PC Data |
| Online Sales by Category, Nov. and Dec. 2000 | January 2001 | NPD Group |
| Top 50 Digital Media/Web Properties of December 2000 | January 2001 | Media Metrix |
| Top 25 Web Properties of December 2000 | January 2001 | Nielsen//NetRatings |
| December 2000 Internet Usage Stats | January 2001 | Nielsen//NetRatings |
| Leading Advertisers of December 2000 | January 2001 | Nielsen//NetRatings
(from AdResource.com) |
| Sites with Most Ad Impressions, Dec. 2000 | January 2001 | AdRelevance |
| Worldwide PC Vendor Unit Shipment Estimates, 2000 | January 2001 | Dataquest |
| Residential High-Speed Households by Technology, 1999-2005 | January 2001 | The Strategis Group |
| Top 50 Sites of Dec. 2000 | January 2001 | PC Data Online |
Internet Connections per Household
(selected countries) | January 2001 | NetValue |
| Top E-Tailers of December 2000 | January 2001 | PC Data Online |
| Holiday Shopping Season Traffic, 1999 vs. 2000 | January 2001 | Media Metrix |
| Difficulties Experienced by Online Shoppers | January 2001 | NPD |
| Top Secure Connection Sites in the UK | January 2001 | NetValue |
| How Consumers Spend Their Leisure Time | January 2001 | CTAM |
Holiday Sales of Consumer Electronics
and Technology Products | January 2001 | NPD INTELECT |
| Media Consumption by Children 8 to 12 | January 2001 | Nickelodeon/
Harris Interactive |
Know your Ambiguous Customer: Effective Multi-Channel Tracking 
