Democratic presidential candidate and Vermont Sen. Bernie Sanders fills the University of Iowa Field House to its 3,500 capacity as he speaks on Jan. 30, 2016, to supporters 48 hours before the Iowa presidential precinct caucuses. Besides presidential candidates, the caucuses bring attention but also business to Iowa.
Votes tallied at the Republican Party caucus at Iowa City’s Robert A. Lee Community Recreation Center.
Iowa’s voter registration data shows shifts among party affiliations in the months before, during and following the state’s 2008, 2012 and 2016 presidential precinct caucuses.
Taking a closer look at registered voter numbers in those caucuses, IowaWatch discovered intriguing trends. Do you have the knowledge to determine some of these changes?