senate_polls: 1648
| rowid | question_id | poll_id | cycle | state | pollster_id | pollster | sponsor_ids | sponsors | display_name | pollster_rating_id | pollster_rating_name | fte_grade | sample_size | population | population_full | methodology | office_type | seat_number | seat_name | start_date | end_date | election_date | sponsor_candidate | internal | partisan | tracking | nationwide_batch | ranked_choice_reallocated | created_at | notes | url | stage | race_id | answer | candidate_id | candidate_name | candidate_party | pct |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1648 | 134458 | 71755 | 2020 | Iowa | 1632 | National Research Inc. | 1326 | American Action Forum | Opinion Insight | 225 | National Research Inc. | A/B | 800 | lv | lv | Live Phone | U.S. Senate | 0 | Class II | 8/30/20 | 9/2/20 | 11/3/20 | 0 | REP | 0 | 0 | 10/23/20 15:14 | https://www.americanactionforum.org/insight/iowa-policy-priorities-and-the-election/ | general | 6272 | Greenfield | 13466 | Theresa Greenfield | DEM | 43.0 |