Yesterday, March 14th, was the fifth birthday of Twitter and to go along with that they’ve released some interesting numbers that show the incredible growth of the service. The current numbers versus five years ago are impressive but the huge jumps between the daily statistics now versus only a year ago are even more so. Check them out:

#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.

#accounts

  • 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.

#employees

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