senate_polls: 4500
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4500 | 86677 | 53894 | 2018 | Massachusetts | 290 | MassINC Polling Group | 83 | WBUR | MassINC Polling Group | 198 | MassINC Polling Group | A/B | 504 | rv | rv | Live Phone | U.S. Senate | 0 | Class I | 3/16/18 | 3/18/18 | 11/6/18 | 0 | 0 | 0 | 9/7/18 11:28 | http://www.wbur.org/news/2018/03/23/baker-poll-massie-gonzalez-warren | general | 105 | Warren | 12480 | Elizabeth Warren | DEM | 55.0 |