senate_polls: 2702
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2702 | 91412 | 56737 | 2018 | California | 1478 | Research Co. | Research Co. | 449 | Research Co. | B- | 450 | rv | rv | Online | U.S. Senate | 0 | Class I | 11/1/18 | 11/3/18 | 11/6/18 | 0 | 0 | 0 | 11/4/18 12:35 | https://researchco.ca/2018/11/04/midterms2018/ | general | 97 | de Leon | 11227 | Kevin de León | DEM | 28.0 |