Here are some facts and figures of interest to Internet marketers:

Twitter has 105,779,710 (just under 106 million) users

Twitter is growing by 300,000 users per day

Twitter gets 180 million unique visitors per day

75 % of Twitter’s traffic is outside Twitter.com i.e. one out of four Twitter users accesses Twitter via a third party Twitter client

Twitter users post 55 million tweets per day

73% of marketers plan on increasing their Twitter activity this year (SocialMediaExaminer).

60% of all tweets come from third-party apps

It is estimated that some 13% of all tweets originate from the TweetDeck.

Twitter earned $45 Million in ad revenue in 2010.

Twitter’s search engine gets 600 million search queries per day and are expected to rise to 1 billion per day by May 2010