{"id":"f60072a1-428e-41dd-b887-52b33d2af4b7","type":"API","name":"Renovation and modernization in municipal dwelling stock - Installations newly fed/connected to dwellings","slug":"renovation-and-modernization-in-municipal-dwelling-stock-installations-newly-fedconnected-to-dwellings","description":"HOUSING ECONOMY AND MUNICIPAL INFRASTRUCTURE › ARCHIVAL DATA. Local Data Bank (BDL) subject P1741: yearly territorial series for Poland (voivodship to gmina level), units keyed by TERYT ids.","free_access_class":"FREE_NO_AUTH","auth_type":"NONE","homepage_url":"https://api.stat.gov.pl/Home/BdlApi","docs_url":"https://api.stat.gov.pl/Home/BdlApi","repo_url":null,"status":"ACTIVE","verification_state":"UNVERIFIED","tags":[],"logo_url":"https://api.stat.gov.pl/Content/images/favicon.ico","primary_source_url":"https://bdl.stat.gov.pl/bdl/dane/podgrup/temat#P1741","extraction_confidence":"0.40","created_at":"2026-07-25T14:23:20.599Z","updated_at":"2026-07-25T16:11:32.017Z","last_verified_at":null,"deprecated_at":null,"ranking_score":0,"last_ranked_at":null,"last_seen_at":null,"last_validated_at":null,"last_uptime_at":null,"search_vector":"'and':41A,54B 'archiv':18B 'archival':57B 'bank':22B,61B 'bdl':23B,62B 'by':76B 'data':19B,21B,58B,60B 'dwell':6A,12A 'dwelling':45A 'dwellings':51A 'economi':14B 'economy':53B 'fed/connected':10A,49A 'for':68B 'gmina':33B,72B 'hous':13B 'housing':52B 'id':39B 'ids':78B 'in':43A 'infrastructur':17B 'infrastructure':56B 'instal':8A 'installations':47A 'key':36B 'keyed':75B 'level':34B,73B 'local':20B,59B 'modern':3A 'modernization':42A 'municip':5A,16B 'municipal':44A,55B 'newli':9A 'newly':48A 'p1741':25B,64B 'poland':30B,69B 'renov':1A 'renovation':40A 'seri':28B 'series':67B 'stock':7A,46A 'subject':24B,63B 'territori':27B 'territorial':66B 'teryt':38B,77B 'to':50A,71B 'unit':35B 'units':74B 'voivodship':31B,70B 'year':26B 'yearly':65B","popularity_score":"0.0000","maintenance_score":"0.0000","institution_id":"2b3815fc-d28d-444c-b8f1-906ef8cff848","institution_type":"STATISTICS_OFFICE","country_code":"PL","official_confidence":40,"proof_summary":"40% - Official domain (stat.gov.pl)","source_seed_url":null,"is_public_sector":true,"published_at":"2026-07-26T14:11:29.139Z","geographic_scope":"NATIONAL","name_en":null,"description_en":null,"native_lang":null,"access_level":"documented","formats":[],"capability_tier":"live","trust_score":33.25,"access":{"level":"documented","primary":{"kind":"query","label":"Values of one variable across territorial units","method":"GET","url":"https://bdl.stat.gov.pl/api/v1/data/by-variable/447?unit-level=6&page-size=10&format=json&lang=en","source":"query_example","runnable":true,"direct":false},"actions":[{"kind":"query","label":"Values of one variable across territorial units","method":"GET","url":"https://bdl.stat.gov.pl/api/v1/data/by-variable/447?unit-level=6&page-size=10&format=json&lang=en","source":"query_example","runnable":true,"direct":false},{"kind":"query","label":"Documentation","method":"GET","url":"https://api.stat.gov.pl/Home/BdlApi","source":"query_example","runnable":true,"direct":false},{"kind":"query","label":"API base URL","method":"GET","url":"https://bdl.stat.gov.pl/api/v1/subjects/P1741","source":"base_url","runnable":false},{"kind":"landing","label":"Open source record","method":"GET","url":"https://bdl.stat.gov.pl/bdl/dane/podgrup/temat#P1741","source":"primary_source","runnable":false}],"formats":[]},"api_details":{"id":"205cd098-ee15-4b3d-8e2b-59562488722f","entry_id":"f60072a1-428e-41dd-b887-52b33d2af4b7","base_url":"https://bdl.stat.gov.pl/api/v1/subjects/P1741","openapi_url":null,"graphql_url":null,"api_version":null,"spec_format":null,"endpoints_count":null,"endpoints":[],"rate_limit_info":null,"free_tier_limits":null,"ping_url":"https://bdl.stat.gov.pl/api/v1/subjects/P1741","created_at":"2026-07-25T14:23:20.765Z","updated_at":"2026-07-25T14:23:20.765Z"},"dataset_details":null,"license":{"id":"cc-by-4.0","spdx_id":"CC-BY-4.0","name":"Creative Commons Attribution 4.0","url":"https://creativecommons.org/licenses/by/4.0/","is_open":true,"is_redistributable":true,"requires_attribution":true,"category":"cc","notes":null,"created_at":"2026-06-12T16:29:19.729Z"},"license_raw":"CC BY 4.0 (GUS BDL)","latest_check":null,"data_profile":{"id":"bb3568a5-b7ed-431c-af7d-9cb0ee124bc7","entry_id":"f60072a1-428e-41dd-b887-52b33d2af4b7","profile_source":"bdl","profile_kind":"dataset","dataset_id":"P1741","fields":[{"name":"variable_id","role":"parameter","type":"string","label":null,"param_in":"path","required":true,"description":"GUS variable id selecting the measured series of subject P1741 (the n1/n2 dimension combination): 447=buildings / total [-]; 448=buildings / water supply system [-]; 449=buildings / sewage system [-]; 450=buildings / central heating [-]; 451=buildings / hot water [-]; 452=buildings / gas from gas supply system [-]; 453=dwellings directly affected by renovation / total [-]; 454=dwellings directly affected by renovation / water supply system [-]; 455=dwellings directly affected by renovation / sewage system [-]; 456=dwellings directly affected by renovation / central heating [-]; 457=dwellings directly affected by renovation / hot water [-]; 458=dwellings directly affected by renovation / gas from gas supply system [-].","enum_values":["447","448","449","450","451","452","453","454","455","456","457","458"]},{"name":"unit_level","role":"parameter","type":"integer","label":null,"param_in":"query","description":"Territorial aggregation level: 0=Poland, 1=macroregion, 2=voivodship (województwo), 3=region, 4=subregion, 5=powiat, 6=gmina.","enum_values":["0","1","2","3","4","5","6"]},{"name":"year","role":"parameter","type":"integer","label":null,"param_in":"query","description":"Reference year of the value (yearly series, back to 1995 for the oldest subjects). Filters server-side via the API's year parameter."},{"name":"unit_id","type":"string","label":null,"description":"12-digit BDL territorial-unit id (macroregion+voivodship+region+subregion+powiat+gmina+type digits). An equality filter pins the unit server-side (unit-parent-id)."},{"name":"unit_name","type":"string","label":null,"description":null},{"name":"teryt_terc","type":"string","label":null,"description":"TERYT TERC territorial code derived from the unit id (2 digits = voivodship, 4 = powiat, 7 = gmina incl. type digit; empty for NUTS-only units)."},{"name":"value","type":"number","label":null,"description":null},{"name":"attr_id","type":"integer","label":null,"description":"GUS value-attribute id (data quality/annotation flag)."}],"field_count":8,"sample_records":[{"year":1995,"value":2,"attr_id":1,"unit_id":"011212001011","unit_name":"Bochnia","teryt_terc":"1201011"},{"year":1996,"value":0,"attr_id":0,"unit_id":"011212001011","unit_name":"Bochnia","teryt_terc":"1201011"},{"year":1997,"value":0,"attr_id":0,"unit_id":"011212001011","unit_name":"Bochnia","teryt_terc":"1201011"},{"year":1998,"value":0,"attr_id":0,"unit_id":"011212001011","unit_name":"Bochnia","teryt_terc":"1201011"},{"year":1999,"value":0,"attr_id":0,"unit_id":"011212001011","unit_name":"Bochnia","teryt_terc":"1201011"},{"year":2000,"value":0,"attr_id":0,"unit_id":"011212001011","unit_name":"Bochnia","teryt_terc":"1201011"},{"year":2001,"value":0,"attr_id":0,"unit_id":"011212001011","unit_name":"Bochnia","teryt_terc":"1201011"},{"year":1995,"value":0,"attr_id":0,"unit_id":"011212001022","unit_name":"Bochnia","teryt_terc":"1201022"}],"record_count":null,"data_size_bytes":null,"dataset_count":null,"query_examples":[{"url":"https://bdl.stat.gov.pl/api/v1/data/by-variable/447?unit-level=6&page-size=10&format=json&lang=en","curl":"curl -s 'https://bdl.stat.gov.pl/api/v1/data/by-variable/447?unit-level=6&page-size=10&format=json&lang=en'","label":"Values of one variable across territorial units","method":"GET","description":"Yearly values of variable 447 (buildings / total [-]) per territorial unit. Filters: unit-level=0–6, year=YYYY, unit-parent-id={12-digit unit id}; page-size ≤ 100. Anonymous limits: 5 req/s, 100 req/15 min."},{"url":"https://api.stat.gov.pl/Home/BdlApi","curl":"curl -s 'https://api.stat.gov.pl/Home/BdlApi'","label":"Documentation","method":"GET","description":"GUS BDL API reference (endpoints, parameters, limits, CC BY 4.0 licence)."}],"status":"ok","error_message":null,"profiled_at":"2026-07-25T14:23:59.124Z","run_id":"8aaccdde-2b13-4bb2-bed6-6604bef11b60","created_at":"2026-07-25T14:23:59.124Z","updated_at":"2026-07-25T14:23:59.124Z","license_raw":"CC BY 4.0 (GUS BDL)","license_id":"cc-by-4.0","previewable":true},"datasets":[],"limits":[]}