senate_polls: 2580
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2580 | 100831 | 58957 | 2020 | Iowa | 940 | Lake Research Partners | Lake Research Partners | 165 | Lake Research Partners | A/B | 500 | lv | lv | U.S. Senate | 0 | Class II | 4/24/19 | 4/29/19 | 11/3/20 | Eddie Mauro | 1 | DEM | 0 | 0 | 8/20/19 16:32 | dates and sample info from Daily Kos Elections Live Digest, 6/12/2019: https://www.dailykos.com/stories/2019/6/12/1863402/-Daily-Kos-Elections-Live-Digest-6-12#update-1560354258000 | https://iowastartingline.com/2019/06/10/ia-sen-national-party-coalesces-behind-greenfield-mauro-points-to-poll/ | general | 6272 | Ernst | 13467 | Joni K. Ernst | REP | 58.0 |