Twitter Turns Five Years Old

Posted on March 21, 2011

Twitter seems like it is only about three old, but the service is actually five years old. Twitter says the first tweet was sent by Jack Dorsey (@jack) five years ago today on March 21, 2006. Twitter shared some interesting number facts related to its growth in a recent post. Here they are:

#tweets

• 3 years, 2 months and 1 day. The time it took from the first Tweet to the billionth Tweet.
• 1 week. The time it now takes for users to send a billion Tweets.
• 50 million. The average number of Tweets people sent per day, one year ago.
• 140 million. The average number of Tweets people sent per day, in the last month.
• 177 million. Tweets sent on March 11, 2011.
• 456. Tweets per second (TPS) when Michael Jackson died on June 25, 2009 (a record at that time).
• 6,939. Current TPS record, set 4 seconds after midnight in Japan on New Year's Day.

• 572,000. Number of new accounts created on March 12, 2011.
• 460,000. Average number of new accounts per day over the last month.
• 182%. Increase in number of mobile users over the past year.

• 8. 29. 130. 350. 400. Number of Twitter employees in Jan 2008, Jan 2009, Jan 2010, Jan 2011 and today.

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