Sorry no data for You...
Maybe you have used twitter but we have not gotten your tweet yet or you have your profile set as private.
Remember we delay all stats by 15 min to allow all messages to filter through or maybe its more simple than that, have you used Twitter today?
If not why not send @tweetrush a message to let us know and we can invesigate.
For more information on this service, please check out our FAQ section