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
2653,91520,56793,2018,California,1365,Change Research,,,Change Research,48,Change Research,B-,1108,lv,lv,Online,U.S. Senate,0,Class I,11/2/18,11/4/18,11/6/18,,0,,,0,0,11/5/18 16:18,,https://twitter.com/ChangePolls/status/1059542027933691904,general,97,Feinstein,11226,Dianne Feinstein,DEM,42.0
2654,91520,56793,2018,California,1365,Change Research,,,Change Research,48,Change Research,B-,1108,lv,lv,Online,U.S. Senate,0,Class I,11/2/18,11/4/18,11/6/18,,0,,,0,0,11/5/18 16:18,,https://twitter.com/ChangePolls/status/1059542027933691904,general,97,de Leon,11227,Kevin de León,DEM,32.0
2701,91412,56737,2018,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,Feinstein,11226,Dianne Feinstein,DEM,47.0
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
2755,91557,56813,2018,California,460,SurveyUSA,"443,448,583,804",KGTV-TV (California) | KPIX-TV (California) | KABC-TV (California) | San Diego Union-Tribune,SurveyUSA,325,SurveyUSA,A,806,lv,lv,Online,U.S. Senate,0,Class I,11/1/18,11/2/18,11/6/18,,0,,,0,0,11/5/18 19:17,,http://www.surveyusa.com/client/PollReport.aspx?g=fd127dca-7216-469a-bac4-573c5e33b81c,general,97,Feinstein,11226,Dianne Feinstein,DEM,50.0
2756,91557,56813,2018,California,460,SurveyUSA,"443,448,583,804",KGTV-TV (California) | KPIX-TV (California) | KABC-TV (California) | San Diego Union-Tribune,SurveyUSA,325,SurveyUSA,A,806,lv,lv,Online,U.S. Senate,0,Class I,11/1/18,11/2/18,11/6/18,,0,,,0,0,11/5/18 19:17,,http://www.surveyusa.com/client/PollReport.aspx?g=fd127dca-7216-469a-bac4-573c5e33b81c,general,97,de Leon,11227,Kevin de León,DEM,36.0
2920,91394,56731,2018,California,1238,Probolsky Research,,,Probolsky Research,259,Probolsky Research,B/C,900,lv,lv,Live Phone/Online,U.S. Senate,0,Class I,10/25/18,10/30/18,11/6/18,,0,,,0,0,11/4/18 01:54,,https://www.probolskyresearch.com/2018/10/31/feinstein-leads-u-s-senate-race-in-california-de-leon-shows-strength/,general,97,Feinstein,11226,Dianne Feinstein,DEM,40.9
2921,91394,56731,2018,California,1238,Probolsky Research,,,Probolsky Research,259,Probolsky Research,B/C,900,lv,lv,Live Phone/Online,U.S. Senate,0,Class I,10/25/18,10/30/18,11/6/18,,0,,,0,0,11/4/18 01:54,,https://www.probolskyresearch.com/2018/10/31/feinstein-leads-u-s-senate-race-in-california-de-leon-shows-strength/,general,97,de Leon,11227,Kevin de León,DEM,35.2
3090,91106,56595,2018,California,1363,"University of California, Berkeley",300,LA Times,"University of California, Berkeley",457,"University of California, Berkeley",B/C,1339,lv,lv,Online,U.S. Senate,0,Class I,10/19/18,10/25/18,11/6/18,,0,,,0,0,10/31/18 10:06,,https://escholarship.org/uc/item/3949w8v3,general,97,Feinstein,11226,Dianne Feinstein,DEM,45.0
3091,91106,56595,2018,California,1363,"University of California, Berkeley",300,LA Times,"University of California, Berkeley",457,"University of California, Berkeley",B/C,1339,lv,lv,Online,U.S. Senate,0,Class I,10/19/18,10/25/18,11/6/18,,0,,,0,0,10/31/18 10:06,,https://escholarship.org/uc/item/3949w8v3,general,97,de Leon,11227,Kevin de León,DEM,36.0
3108,91269,56669,2018,California,568,YouGov,603,Stanford University,YouGov,391,YouGov,B+,2178,rv,rv,Online,U.S. Senate,0,Class I,10/10/18,10/24/18,11/6/18,,0,,,0,0,11/2/18 09:46,,https://west.stanford.edu/projects/bill-lane-center-public-opinion-poll/general-election-2018,general,97,Feinstein,11226,Dianne Feinstein,DEM,36.0
3109,91269,56669,2018,California,568,YouGov,603,Stanford University,YouGov,391,YouGov,B+,2178,rv,rv,Online,U.S. Senate,0,Class I,10/10/18,10/24/18,11/6/18,,0,,,0,0,11/2/18 09:46,,https://west.stanford.edu/projects/bill-lane-center-public-opinion-poll/general-election-2018,general,97,de Leon,11227,Kevin de León,DEM,29.0
3139,90796,56451,2018,California,382,Public Policy Institute of California,,,Public Policy Institute of California,262,Public Policy Institute of California,A/B,989,lv,lv,IVR,U.S. Senate,0,Class I,10/12/18,10/21/18,11/6/18,,0,,,0,0,10/25/18 00:03,,http://www.ppic.org/wp-content/uploads/ppic-statewide-survey-october-2018.pdf,general,97,Feinstein,11226,Dianne Feinstein,DEM,43.0
3140,90796,56451,2018,California,382,Public Policy Institute of California,,,Public Policy Institute of California,262,Public Policy Institute of California,A/B,989,lv,lv,IVR,U.S. Senate,0,Class I,10/12/18,10/21/18,11/6/18,,0,,,0,0,10/25/18 00:03,,http://www.ppic.org/wp-content/uploads/ppic-statewide-survey-october-2018.pdf,general,97,de Leon,11227,Kevin de León,DEM,27.0
3150,90581,56345,2018,California,1102,Emerson College,,,Emerson College,88,Emerson College,A-,671,lv,lv,IVR/Online,U.S. Senate,0,Class I,10/17/18,10/19/18,11/6/18,,0,,,0,0,10/22/18 09:24,,https://www.emerson.edu/news-events/emerson-college-today/emerson-e-poll-incumbents-feinstein-newsom-favored-win-senate-gov-races-ca-over-60-disapprove-trump,general,97,Feinstein,11226,Dianne Feinstein,DEM,40.8
3151,90581,56345,2018,California,1102,Emerson College,,,Emerson College,88,Emerson College,A-,671,lv,lv,IVR/Online,U.S. Senate,0,Class I,10/17/18,10/19/18,11/6/18,,0,,,0,0,10/22/18 09:24,,https://www.emerson.edu/news-events/emerson-college-today/emerson-e-poll-incumbents-feinstein-newsom-favored-win-senate-gov-races-ca-over-60-disapprove-trump,general,97,de Leon,11227,Kevin de León,DEM,22.7
3278,90339,56243,2018,California,460,SurveyUSA,"443,448,583,804",KGTV-TV (California) | KPIX-TV (California) | KABC-TV (California) | San Diego Union-Tribune,SurveyUSA,325,SurveyUSA,A,762,lv,lv,Online,U.S. Senate,0,Class I,10/12/18,10/14/18,11/6/18,,0,,,0,0,10/16/18 14:55,,http://www.surveyusa.com/client/PollReport.aspx?g=85614f00-b105-4f49-a6e5-630e246d8d52,general,97,Feinstein,11226,Dianne Feinstein,DEM,40.0
3279,90339,56243,2018,California,460,SurveyUSA,"443,448,583,804",KGTV-TV (California) | KPIX-TV (California) | KABC-TV (California) | San Diego Union-Tribune,SurveyUSA,325,SurveyUSA,A,762,lv,lv,Online,U.S. Senate,0,Class I,10/12/18,10/14/18,11/6/18,,0,,,0,0,10/16/18 14:55,,http://www.surveyusa.com/client/PollReport.aspx?g=85614f00-b105-4f49-a6e5-630e246d8d52,general,97,de Leon,11227,Kevin de León,DEM,26.0
3290,90483,56268,2018,California,1300,USC Dornsife/Los Angeles Times,,,USC Dornsife/Los Angeles Times,343,USC Dornsife/Los Angeles Times,B/C,794,lv,lv,Online,U.S. Senate,0,Class I,9/17/18,10/14/18,11/6/18,,0,,,0,0,10/18/18 11:51,,http://www.latimes.com/politics/la-pol-ca-usc-latimes-poll-senate-20181018-story.html,general,97,Feinstein,11226,Dianne Feinstein,DEM,44.0
3291,90483,56268,2018,California,1300,USC Dornsife/Los Angeles Times,,,USC Dornsife/Los Angeles Times,343,USC Dornsife/Los Angeles Times,B/C,794,lv,lv,Online,U.S. Senate,0,Class I,9/17/18,10/14/18,11/6/18,,0,,,0,0,10/18/18 11:51,,http://www.latimes.com/politics/la-pol-ca-usc-latimes-poll-senate-20181018-story.html,general,97,de Leon,11227,Kevin de León,DEM,31.0
3292,90484,56268,2018,California,1300,USC Dornsife/Los Angeles Times,,,USC Dornsife/Los Angeles Times,343,USC Dornsife/Los Angeles Times,B/C,980,rv,rv,Online,U.S. Senate,0,Class I,9/17/18,10/14/18,11/6/18,,0,,,0,0,10/18/18 11:51,,http://www.latimes.com/politics/la-pol-ca-usc-latimes-poll-senate-20181018-story.html,general,97,Feinstein,11226,Dianne Feinstein,DEM,41.0
3293,90484,56268,2018,California,1300,USC Dornsife/Los Angeles Times,,,USC Dornsife/Los Angeles Times,343,USC Dornsife/Los Angeles Times,B/C,980,rv,rv,Online,U.S. Senate,0,Class I,9/17/18,10/14/18,11/6/18,,0,,,0,0,10/18/18 11:51,,http://www.latimes.com/politics/la-pol-ca-usc-latimes-poll-senate-20181018-story.html,general,97,de Leon,11227,Kevin de León,DEM,30.0
3399,90422,56272,2018,California,1463,1st Tuesday Campaigns,,,1st Tuesday Campaigns,465,1st Tuesday Campaigns,,1038,lv,lv,Online,U.S. Senate,0,Class I,10/5/18,10/6/18,11/6/18,,0,,,0,0,10/17/18 08:47,,https://www.prnewswire.com/news-releases/feinstein-enjoys-double-digit-lead-in-us-senate-race-300731920.html,general,97,Feinstein,11226,Dianne Feinstein,DEM,43.0
3400,90422,56272,2018,California,1463,1st Tuesday Campaigns,,,1st Tuesday Campaigns,465,1st Tuesday Campaigns,,1038,lv,lv,Online,U.S. Senate,0,Class I,10/5/18,10/6/18,11/6/18,,0,,,0,0,10/17/18 08:47,,https://www.prnewswire.com/news-releases/feinstein-enjoys-double-digit-lead-in-us-senate-race-300731920.html,general,97,de Leon,11227,Kevin de León,DEM,30.0
3668,87517,54119,2018,California,537,Vox Populi Polling,,,Vox Populi Polling,372,Vox Populi Polling,A/B,500,lv,lv,IVR/Online,U.S. Senate,0,Class I,9/16/18,9/18/18,11/6/18,,0,,,0,0,9/20/18 15:56,,https://voxpoppolling.com/wp-content/uploads/2018/09/CA-Statewide-Survey-Toplines-Sept.-2018.pdf,general,97,Feinstein,11226,Dianne Feinstein,DEM,55.0
3669,87517,54119,2018,California,537,Vox Populi Polling,,,Vox Populi Polling,372,Vox Populi Polling,A/B,500,lv,lv,IVR/Online,U.S. Senate,0,Class I,9/16/18,9/18/18,11/6/18,,0,,,0,0,9/20/18 15:56,,https://voxpoppolling.com/wp-content/uploads/2018/09/CA-Statewide-Survey-Toplines-Sept.-2018.pdf,general,97,de Leon,11227,Kevin de León,DEM,45.0
3670,89570,55899,2018,California,382,Public Policy Institute of California,,,Public Policy Institute of California,262,Public Policy Institute of California,A/B,964,lv,lv,Live Phone,U.S. Senate,0,Class I,9/9/18,9/18/18,11/6/18,,0,,,0,0,9/27/18 11:02,,http://www.ppic.org/wp-content/uploads/crosstabs-likely-voters-0918.pdf,general,97,Feinstein,11226,Dianne Feinstein,DEM,40.0
3671,89570,55899,2018,California,382,Public Policy Institute of California,,,Public Policy Institute of California,262,Public Policy Institute of California,A/B,964,lv,lv,Live Phone,U.S. Senate,0,Class I,9/9/18,9/18/18,11/6/18,,0,,,0,0,9/27/18 11:02,,http://www.ppic.org/wp-content/uploads/crosstabs-likely-voters-0918.pdf,general,97,de Leon,11227,Kevin de León,DEM,29.0
3732,87434,54090,2018,California,744,Ipsos,"71,1027",Reuters | U. Virginia Center for Politics,Ipsos,154,Ipsos,B-,1021,lv,lv,Online,U.S. Senate,0,Class I,9/5/18,9/14/18,11/6/18,,0,,,0,0,9/19/18 09:12,,https://www.ipsos.com/en-us/news-polls/election-data-CA-FL-TX-NV-AZ,general,97,Feinstein,11226,Dianne Feinstein,DEM,44.1
3733,87434,54090,2018,California,744,Ipsos,"71,1027",Reuters | U. Virginia Center for Politics,Ipsos,154,Ipsos,B-,1021,lv,lv,Online,U.S. Senate,0,Class I,9/5/18,9/14/18,11/6/18,,0,,,0,0,9/19/18 09:12,,https://www.ipsos.com/en-us/news-polls/election-data-CA-FL-TX-NV-AZ,general,97,de Leon,11227,Kevin de León,DEM,23.8
3734,90201,54090,2018,California,744,Ipsos,"71,1027",Reuters | U. Virginia Center for Politics,Ipsos,154,Ipsos,B-,2000,a,a,Online,U.S. Senate,0,Class I,9/5/18,9/14/18,11/6/18,,0,,,0,0,10/12/18 14:46,,https://www.ipsos.com/en-us/news-polls/election-data-CA-FL-TX-NV-AZ,general,97,Feinstein,11226,Dianne Feinstein,DEM,35.0
3735,90201,54090,2018,California,744,Ipsos,"71,1027",Reuters | U. Virginia Center for Politics,Ipsos,154,Ipsos,B-,2000,a,a,Online,U.S. Senate,0,Class I,9/5/18,9/14/18,11/6/18,,0,,,0,0,10/12/18 14:46,,https://www.ipsos.com/en-us/news-polls/election-data-CA-FL-TX-NV-AZ,general,97,de Leon,11227,Kevin de León,DEM,18.0
3840,86649,53878,2018,California,1238,Probolsky Research,,,Probolsky Research,259,Probolsky Research,B/C,900,lv,lv,Live Phone/Online,U.S. Senate,0,Class I,8/29/18,9/2/18,11/6/18,,0,,,0,0,9/6/18 19:18,,https://www.probolskyresearch.com/2018/09/06/newsom-leads-cox-for-governor-but-not-by-large-margin-feinstein-over-de-leon/,general,97,Feinstein,11226,Dianne Feinstein,DEM,37.3
3841,86649,53878,2018,California,1238,Probolsky Research,,,Probolsky Research,259,Probolsky Research,B/C,900,lv,lv,Live Phone/Online,U.S. Senate,0,Class I,8/29/18,9/2/18,11/6/18,,0,,,0,0,9/6/18 19:18,,https://www.probolskyresearch.com/2018/09/06/newsom-leads-cox-for-governor-but-not-by-large-margin-feinstein-over-de-leon/,general,97,de Leon,11227,Kevin de León,DEM,29.2
4052,84569,53426,2018,California,382,Public Policy Institute of California,,,Public Policy Institute of California,262,Public Policy Institute of California,A/B,1020,lv,lv,Live Phone,U.S. Senate,0,Class I,7/8/18,7/17/18,11/6/18,,0,,,0,0,7/26/18 13:57,,http://www.ppic.org/publication/ppic-statewide-survey-californians-and-the-environment-july-2018/,general,97,Feinstein,11226,Dianne Feinstein,DEM,46.0
4053,84569,53426,2018,California,382,Public Policy Institute of California,,,Public Policy Institute of California,262,Public Policy Institute of California,A/B,1020,lv,lv,Live Phone,U.S. Senate,0,Class I,7/8/18,7/17/18,11/6/18,,0,,,0,0,7/26/18 13:57,,http://www.ppic.org/publication/ppic-statewide-survey-californians-and-the-environment-july-2018/,general,97,de Leon,11227,Kevin de León,DEM,24.0
4265,83339,52745,2018,California,460,SurveyUSA,"443,448,583,804,1037",KGTV-TV (California) | KPIX-TV (California) | KABC-TV (California) | San Diego Union-Tribune | KFSN-TV Fresno,SurveyUSA,325,SurveyUSA,A,559,lv,lv,Online,U.S. Senate,0,Class I,6/26/18,6/27/18,11/6/18,,0,,,0,0,6/26/18 20:00,,http://www.surveyusa.com/client/PollReport.aspx?g=5c3abf41-032d-4193-a22c-ff7533569df9,general,97,Feinstein,11226,Dianne Feinstein,DEM,46.0
4266,83339,52745,2018,California,460,SurveyUSA,"443,448,583,804,1037",KGTV-TV (California) | KPIX-TV (California) | KABC-TV (California) | San Diego Union-Tribune | KFSN-TV Fresno,SurveyUSA,325,SurveyUSA,A,559,lv,lv,Online,U.S. Senate,0,Class I,6/26/18,6/27/18,11/6/18,,0,,,0,0,6/26/18 20:00,,http://www.surveyusa.com/client/PollReport.aspx?g=5c3abf41-032d-4193-a22c-ff7533569df9,general,97,de Leon,11227,Kevin de León,DEM,24.0
4335,83298,52723,2018,California,1300,USC Dornsife/Los Angeles Times,,,USC Dornsife/Los Angeles Times,343,USC Dornsife/Los Angeles Times,B/C,893,a,a,Online,U.S. Senate,0,Class I,6/6/18,6/17/18,11/6/18,,0,,,0,0,6/27/18 18:32,,https://dornsife.usc.edu/unruh/polls/,general,97,Feinstein,11226,Dianne Feinstein,DEM,28.0
4336,83298,52723,2018,California,1300,USC Dornsife/Los Angeles Times,,,USC Dornsife/Los Angeles Times,343,USC Dornsife/Los Angeles Times,B/C,893,a,a,Online,U.S. Senate,0,Class I,6/6/18,6/17/18,11/6/18,,0,,,0,0,6/27/18 18:32,,https://dornsife.usc.edu/unruh/polls/,general,97,de Leon,11227,Kevin de León,DEM,15.0
4337,83299,52723,2018,California,1300,USC Dornsife/Los Angeles Times,,,USC Dornsife/Los Angeles Times,343,USC Dornsife/Los Angeles Times,B/C,767,rv,rv,Online,U.S. Senate,0,Class I,6/6/18,6/17/18,11/6/18,,0,,,0,0,6/27/18 18:32,,https://dornsife.usc.edu/unruh/polls/,general,97,Feinstein,11226,Dianne Feinstein,DEM,32.0
4338,83299,52723,2018,California,1300,USC Dornsife/Los Angeles Times,,,USC Dornsife/Los Angeles Times,343,USC Dornsife/Los Angeles Times,B/C,767,rv,rv,Online,U.S. Senate,0,Class I,6/6/18,6/17/18,11/6/18,,0,,,0,0,6/27/18 18:32,,https://dornsife.usc.edu/unruh/polls/,general,97,de Leon,11227,Kevin de León,DEM,16.0
4449,86134,53671,2018,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,Feinstein,11226,Dianne Feinstein,DEM,37.8
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