15% of blog readers ever leave a comment

40% of US consumers have read a political blog and more than 25% read them once a month or more, according to Harris Interactive. There are more adults reading the blogs of political pundits and prognosticators than there are people posting comments on them. Out of 2,630 online adults, less than 10% had ever posted a comment to a political blog. Harris found that 15% of those surveyed had posted comments.