US - 2016 GOP Presidential Primary: Donald Trump 39% - Ted Cruz 18% - Marco Rubio 11% - (FOX News 12/18/2015) chart & more info

Ted Cruz
Donald Trump
  • Trump +21

US - 2016 Democratic Presidential Primary: Hillary Clinton 59% - Bernie Sanders 28% - Martin O'Malley 5% - (ABC News/Wash Post 12/18/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +31

US - 2016 Democratic Presidential Primary: Hillary Clinton 59% - Bernie Sanders 26% - Martin O'Malley 4% - (Monmouth Univ. 12/16/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +33

US - 2016 Presidential Election: Hillary Clinton 50% - Donald Trump 44% - (ABC News/Wash Post 12/15/2015) chart & more info

Donald Trump
Hillary Clinton
  • Clinton +6

US - 2016 GOP Presidential Primary: Donald Trump 38% - Ted Cruz 15% - Marco Rubio 12% - (ABC News/Wash Post 12/15/2015) chart & more info

Ted Cruz
Donald Trump
  • Trump +23

US - 2016 Presidential Election: Hillary Clinton 50% - Donald Trump 40% - (NBC/WSJ 12/14/2015) chart & more info

Donald Trump
Hillary Clinton
  • Clinton +10

US - 2016 Presidential Election: Marco Rubio 48% - Hillary Clinton 45% - (NBC/WSJ 12/14/2015) chart & more info

Hillary Clinton
Marco Rubio
  • Rubio +3

US - 2016 Presidential Election: Hillary Clinton 48% - Ted Cruz 45% - (NBC/WSJ 12/14/2015) chart & more info

Ted Cruz
Hillary Clinton
  • Clinton +3

US - 2016 Presidential Election: Ben Carson 47% - Hillary Clinton 46% - (NBC/WSJ 12/14/2015) chart & more info

Hillary Clinton
Ben Carson
  • Carson +1

US - 2016 Democratic Presidential Primary: Hillary Clinton 56% - Bernie Sanders 37% - Martin O'Malley 4% - (NBC/WSJ 12/14/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +19

US - 2016 GOP Presidential Primary: Donald Trump 41% - Ted Cruz 14% - Marco Rubio 10% - (Monmouth Univ. 12/14/2015) chart & more info

Ted Cruz
Donald Trump
  • Trump +27

US - 2016 GOP Presidential Primary: Donald Trump 27% - Ted Cruz 22% - Marco Rubio 15% - (NBC/WSJ 12/13/2015) chart & more info

Ted Cruz
Donald Trump
  • Trump +5

US - 2016 Democratic Presidential Primary: Hillary Clinton 52% - Bernie Sanders 32% - Martin O'Malley 2% - (CBS News/NYT 12/10/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +20

US - 2016 GOP Presidential Primary: Donald Trump 35% - Ted Cruz 16% - Ben Carson 13% - (CBS News/NYT 12/10/2015) chart & more info

Ted Cruz
Donald Trump
  • Trump +19

US - 2016 Presidential Election: Hillary Clinton 48% - Donald Trump 44% - (Suffolk Univ/USA Today 12/08/2015) chart & more info

Donald Trump
Hillary Clinton
  • Clinton +4