Rick Perry Can't Get Enough of Iowa

He has spent more time in the key nominating state this year than any other Republican presidential hopeful, a new tally finds.

Former Texas Governor Rick Perry greets guests at the Republican Party of Iowa's Lincoln Dinner at the Iowa Events Center on May 16, 2015 in Des Moines, Iowa.

Photo by Scott Olson/Getty Images

Presidential campaigns are measured by a lot of metrics. Polls. Fundraising. Advertising buys. 

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