- 107 trillion – The number of emails sent on the Internet in 2010.
- 294 billion – Average number of email messages per day.
- 1.88 billion – The number of email users worldwide.
- 480 million – New email users since the year before.
- 89.1% – The share of emails that were spam.
- 262 billion – The number of spam emails per day (assuming 89% are spam).
- 2.9 billion – The number of email accounts worldwide.
- 25% – Share of email accounts that are corporate.
Websites
- 255 million – The number of websites as of December 2010.
- 21.4 million – Added websites in 2010.
Web servers
- 39.1% – Growth in the number of Apache websites in 2010.
- 15.3% – Growth in the number of IIS websites in 2010.
- 4.1% – Growth in the number of nginx websites in 2010.
- 5.8% – Growth in the number of Google GWS websites in 2010.
- 55.7% – Growth in the number of Lighttpd websites in 2010.
- Web server market share: Apache – 59.4%; Microsoft – 22.2%; nginx – 6.6%; Google – 5.9%; Lighttpd – .5%; Other – 5.4%.
Domain names
- 88.8 million – .COM domain names at the end of 2010.
- 13.2 million – .NET domain names at the end of 2010.
- 8.6 million – .ORG domain names at the end of 2010.
- 79.2 million – The number of country code top-level domains (e.g. .CN, .UK, .DE, etc.).
- 202 million – The number of domain names across all top-level domains (October 2010).
- 7% – The increase in domain names since the year before.
Internet users
- 1.97 billion – Internet users worldwide (June 2010).
- 14% – Increase in Internet users since the previous year.
- 825.1 million (42.0%) – Internet users in Asia.
- 475.1 million (24.2%) – Internet users in Europe.
- 266.2 million (13.5%) – Internet users in North America.
- 204.7 million (10.4%) – Internet users in Latin America / Caribbean.
- 110.9 million (5.6%) – Internet users in Africa.
- 63.2 million (3.2%) – Internet users in the Middle East.
- 21.3 million (1.1%) – Internet users in Oceania / Australia.
Social media
- 152 million – The number of blogs on the Internet (as tracked by BlogPulse).
- 25 billion – Number of sent tweets on Twitter in 2010
- 100 million – New accounts added on Twitter in 2010
- 175 million – People on Twitter as of September 2010
- 7.7 million – People following @ladygaga (Lady Gaga, Twitter’s most followed user).
- 600 million – People on Facebook at the end of 2010.
- 250 million – New people on Facebook in 2010.
- 30 billion – Pieces of content (links, notes, photos, etc.) shared on Facebook per month.
- 70% – Share of Facebook’s user base located outside the United States.
- 20 million – The number of Facebook apps installed each day.
Web browsers
- 46.9% – Internet Explorer.
- 30.8% – Firefox.
- 14.9% – Chrome.
- 4.8% – Safari.
- 2.1% – Opera.
Videos
- 2 billion – The number of videos watched per day on YouTube.
- 35 – Hours of video uploaded to YouTube every minute.
- 186 – The number of online videos the average Internet user watches in a month (USA).
- 84% – Share of Internet users that view videos online (USA).
- 14% – Share of Internet users that have uploaded videos online (USA).
- 2+ billion – The number of videos watched per month on Facebook.
- 20 million – Videos uploaded to Facebook per month.
Images
- 5 billion – Photos hosted by Flickr (September 2010).
- 3000+ – Photos uploaded per minute to Flickr.
- 130 million – At the above rate, the number of photos uploaded per month to Flickr.
- 3+ billion – Photos uploaded per month to Facebook.
- 36 billion – At the current rate, the number of photos uploaded to Facebook per year.