senate_polls: 4450
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4450 | 86134 | 53671 | 2018 | California | 1238 | Probolsky Research | Probolsky Research | 259 | Probolsky Research | B/C | 900 | rv | rv | Live Phone/Online | U.S. Senate | 0 | Class I | 4/16/18 | 4/18/18 | 11/6/18 | 0 | 0 | 0 | 8/21/18 00:39 | http://www.probolskyresearch.com/2018/04/24/feinstein-leads-de-leon-in-the-ca-u-s-senate-race-general-election-match-up/ | general | 97 | de Leon | 11227 | Kevin de León | DEM | 26.9 |