Here are some interesting Twitter Statistics I found online today:

■ 21% of Twitter users are actually using the service-meaning that have at least 10 followers, follow at least 10 people, and have tweeted at least 10 times.
■ 74% of Twitter users have less than 10 followers! However, that number is improving with a 30% increase in the number of users with 10+ followers (since June 2009)
■ 60% of Twitter users follow less than 10 people
■ 34% of Twitter users have more followers than others they are following, showing an 70% increase from 20% in June 2009
■ 73% of users have less than 10 tweets, as compared to 79% in June 2009.
■ 49% of Twitter users joined between November 2008 and April 2009-the period when many celebrities jumped on the Twitter bandwagon
■ Twitter’s growth spiked at 21% in April 2009\