Heating system management - Sale of heating energy per cubic volume of residential buildings

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Part of Poland's Local Data Bank (Bank Danych Lokalnych, BDL), subject group P3529 within Housing Economy and Municipal Infrastructure (archival data), covering the sale of heating energy per cubic volume of residential buildings. The API provides yearly territorial time series from voivodship down to gmina level, with administrative units identified by TERYT codes. It is published and maintained by GUS, the Polish national statistical office, and can be accessed programmatically without authentication for research, planning, or statistical analysis of local heating infrastructure and energy consumption patterns across Poland.HOUSING ECONOMY AND MUNICIPAL INFRASTRUCTURE › ARCHIVAL DATA. Local Data Bank (BDL) subject P3529: yearly territorial series for Poland (voivodship to gmina level), units keyed by TERYT ids.

Values of one variable across territorial units Documentation Open source record

Data schema (8 fields)

Click a field to see example values.

Field	Type	Description
variable_idVariable id	string	GUS variable id identifying which measured series of subject P3529 is used.GUS variable id selecting the measured series of subject P3529 (the n1/n2 dimension combination): 458595=total [GJ/dam3]; 469435=Sale of heating energy per cubic volume of residential buildings with central heating in urban areas [GJ/dam3]; 469434=Sale of heating energy per cubic volume of residential buildings with central heating in rural areas [GJ/dam3].
unit_levelUnit level	integer	Territorial aggregation level, from Poland down to gmina.Territorial aggregation level: 0=Poland, 1=macroregion, 2=voivodship (województwo), 3=region, 4=subregion, 5=powiat, 6=gmina.
year	integer	Reference year of the recorded value.Reference year of the value (yearly series, back to 1995 for the oldest subjects). Filters server-side via the API's year parameter.
unit_idUnit id	string	12-digit BDL territorial unit identifier.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).
unit_nameUnit name	string	Name of the territorial unit, e.g. country, voivodship or gmina.Name of the territorial unit, e.g. country, voivodship or gmina.
teryt_tercTeryt terc	string	TERYT TERC administrative code of the territorial unit.TERYT TERC territorial code derived from the unit id (2 digits = voivodship, 4 = powiat, 7 = gmina incl. type digit; empty for NUTS-only units).
value	number	Sale of heating energy per cubic volume, in GJ per dam3.Sale of heating energy per cubic volume, in GJ per dam3.
attr_idAttr id	integer	GUS data quality or annotation flag for the value.GUS value-attribute id (data quality/annotation flag).

Schema captured from bdl 5 days ago.

Query the data

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Sample data (8 records)

variable_id	unit_level	year	unit_name	teryt_terc	value	attr_id
458595	—	2003	POLAND	—	187.73	3
458595	—	2004	POLAND	—	171.52	3
458595	—	2005	POLAND	—	159.88	3
458595	—	2006	POLAND	—	161.62	3
458595	—	2007	POLAND	—	151.25	3
458595	—	2008	POLAND	—	159.8	3
458595	—	2009	POLAND	—	152.24	3
458595	—	2010	POLAND	—	160.12	3

Live sample captured at profiling time — values may have changed upstream.

Verification Status

Using the API

Configuration

Base URL: https://bdl.stat.gov.pl/api/v1/subjects/P3529

License

Creative Commons Attribution 4.0Open

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Query examples

curl -s 'https://bdl.stat.gov.pl/api/v1/data/by-variable/458595?page-size=10&format=json&lang=en'

Yearly values of variable 458595 (total [GJ/dam3]) 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.

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