Iowa Republican Caucus - Comparing 2016 vs. 2012 vs. 2008
RCP Average Iowa 64 days Until 2016 Caucus
Trump 26.7, Carson 20.0, Cruz 18.3, Rubio 12.3, Bush 4.7, Fiorina 3.7
RCP Average Iowa 64 days Until 2012 Caucus
Cain 27.0, Romney 22.4, Paul 11.2, Gingrich 9.2, Bachmann 7.4, Perry 7.2, Santorum 3.5
RCP Average Iowa 64 days Until 2008 Caucus
Romney 28.0, Huckabee 14.5, Giuliani 13.7, Thompson 13.2, McCain 8.0, Paul 3.3