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Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":1971,"election_id":"tn-assembly-1971","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":748,"candidate_rows":748,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":1977,"election_id":"tn-assembly-1977","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":1390,"candidate_rows":1390,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":1980,"election_id":"tn-assembly-1980","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":1029,"candidate_rows":1029,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":1984,"election_id":"tn-assembly-1984","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":1499,"candidate_rows":1499,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":1989,"election_id":"tn-assembly-1989","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":3046,"candidate_rows":3046,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":1991,"election_id":"tn-assembly-1991","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":2834,"candidate_rows":2834,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":2,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":1996,"election_id":"tn-assembly-1996","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":5017,"candidate_rows":5017,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":1,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":2001,"election_id":"tn-assembly-2001","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":1860,"candidate_rows":1860,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":2006,"election_id":"tn-assembly-2006","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":2586,"candidate_rows":2586,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":2011,"election_id":"tn-assembly-2011","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":2748,"candidate_rows":2748,"nota_rows":0,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":2016,"election_id":"tn-assembly-2016","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":4015,"candidate_rows":3781,"nota_rows":234,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":2,"source_ids":["historical-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries.","Includes archive records for delayed 2016 polls; denominator inconsistencies remain flagged."]},{"year":2021,"election_id":"tn-assembly-2021","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":4232,"candidate_rows":3998,"nota_rows":234,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["opencity-2021"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]},{"year":2026,"election_id":"tn-assembly-2026","type":"assembly_general","expected_constituencies":234,"constituencies_present":234,"missing_constituency_ids":[],"result_rows":4257,"candidate_rows":4023,"nota_rows":234,"winner_rows":234,"constituency_coverage":"all_234_present","official_verification":"pending","candidate_completeness":"not_officially_certified","quality_issue_constituencies":0,"source_ids":["2026-archive"],"notes":["General-election cycle results; not a complete by-election archive.","Constituency IDs are scoped to election year. Do not equate pre-2011 IDs with post-2011 boundaries."]}],"meta":{"dataset_version":"2026-10-09.1","release_status":"provisional","official_row_verification":"pending"}}