Out of a voting-age population of 2m, only 130, 000 caucused in 2004.
ECONOMIST: Iowa
2.
If you take other polls that are based on a model that show only Democratic regulars, people who have caucused before are going to show out tonight then Hillary does a lot better.
NPR: Decision Time in Iowa
3.
Like, I found this wonderful group of women, all on their 50s, very boisterous, I mean, hardcore Oprah fans, and were - had never caucused before, and now are open to doing it because of Oprah.