Pollster Dates N/Pop Smith Merkley Brownlow Frohnmayer Other Undecided
Rasmussen 8/7/08 500 LV 50 44 - - 1 6
SurveyUSA 8/2-4/08 629 LV 49 37 8 - - 6
Rasmussen 7/14/08 500 LV 46 46 - - 1 7
Zogby (Internet) 6/11-30/08 821 LV 29 38 5 8 - 20
Rasmussen 6/11/08 500 LV 47 38 - - 8 7
POS (R-U.S. Chamber of Commerce) 5/27-29/08 300 LV 38 34 - 11 - 16
Feldman (D-DSCC) 5/12-16/08 800 LV 45 42 - - - 14
Rasmussen 5/7/08 500 LV 45 42 - - 4 9
Rasmussen 3/26/08 500 LV 47 34 - - - -
Rasmussen 2/13/08 500 LV 48 30 - - 8 13
Riley Research 11/30-12/12/07 401 LV 39 12 - 14 - 35
SurveyUSA 10/24-28/07 641 RV 48 39 - - - 13
Riley Research 8/10-15/07 406 LV 38 19 - 7 - 35
Lake Research (D-Novick) 7/7-11/07 500 LV 49 25 - - - 26