According to CNN’s research 27% of us share 87% of news links.
The most influential news-sharers, and the group which shared 87% of the stories in the survey, only accounted for 27% of all the users - tallying with previous definitions of a minority of highly active web web users that contribute a majority of content online.
The big social networks - Facebook Twitter, YouTube and MySpace, accounted for 43% of all links shared, email 30%, SMS 15% and instant messenger 12%.