Sysomos released a comprehensive report on Twitter usage recently and makes for interesting reading.
It found for example 93.6% of users have less than 100 followers, while 92.4% follow less than 100 people.
5% of Twitter users account for 75% of all activity
English is the top language and the top users of Twitter are from the USA. If you have more than 150 followers you have broken through the threshold and join a unique group. Read a overview of the report here that highlioghts the top 10 findings. Then click here to read all the charts and additional detail. Clearly The TweetTwins are currently in a minority group of Kiwi’s at only .5% of the population