What do a resigning CEO, a profane senator, a state attorney general, a gloomy economist, a former vice-presidential candidate and governor, a talk-show host who just wrapped his final episode, a hip-hop artist, a candidate for the Senate, an actor, a former CNN Mideast expert, the editor of Business Insider, a pass-dropping Buffalo Bills wide receiver, a startup marketing consultant, another rapper, and a man from the United Kingdom who took a joke too far have in common?

They all appeared on Bloomberg Businessweek‘s list of Notable Twitterers of 2010, which also included each “winner’s” total Tweets for 2010, average Tweets per active day, and prime Tweeting hour.