Sale of heating energy during the year by location
This API provides access to subject P3541 of Poland's Local Data Bank (Bank Danych Lokalnych, BDL), covering sale of heating energy during the year by location, under the Housing Economy and Municipal Infrastructure category, specifically heating system management. It offers yearly territorial time series spanning administrative levels from voivodship down to gmina, with units identified by TERYT codes. The data is maintained by Statistics Poland (GUS) and is accessible without authentication, making it useful for territorial and statistical analysis of heating energy distribution across Polish administrative units over time.HOUSING ECONOMY AND MUNICIPAL INFRASTRUCTURE › HEATING SYSTEM MANAGEMENT. Local Data Bank (BDL) subject P3541: yearly territorial series for Poland (voivodship to gmina level), units keyed by TERYT ids.
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Data schema (8 fields)
Click a field to see example values.
| Field | Type | Description |
|---|---|---|
| variable_idVariable id | string | GUS variable id identifying the measured heating-energy sale series and area breakdown.GUS variable id selecting the measured series of subject P3541 (the n1/n2 dimension combination): 461692=total / total [GJ]; 461694=total / residential buildings [GJ]; 461693=total / offices and institutions [GJ]; 458703=in urban areas / total [GJ]; 458707=in urban areas / residential buildings [GJ]; 458705=in urban areas / offices and institutions [GJ]; 458704=in rural areas / total [GJ]; 458708=in rural areas / residential buildings [GJ]; 458706=in rural areas / offices and institutions [GJ]. |
| unit_levelUnit level | integer | Territorial aggregation level, from Poland-wide 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.Name of the territorial unit. |
| teryt_tercTeryt terc | string | TERYT TERC administrative code for 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 | Sold heating energy value, in gigajoules.Sold heating energy value, in gigajoules. |
| attr_idAttr id | integer | GUS attribute id flagging data quality or annotation status.GUS value-attribute id (data quality/annotation flag). |
Schema captured from bdl 6 days ago.
Query the data
Pick columns and a sort, then fetch a live preview straight from the source. Choose an API-filterable column (marked ▾) under “Where” to pick from its list of values.
Sample data (8 records)
| variable_id | unit_level | year | unit_id | unit_name | teryt_terc | value | attr_id |
|---|---|---|---|---|---|---|---|
| 461692 | — | 2001 | 000000000000 | POLAND | — | 275412578 | 1 |
| 461692 | — | 2002 | 000000000000 | POLAND | — | 229281603 | 1 |
| 461692 | — | 2003 | 000000000000 | POLAND | — | 245925035.6 | 1 |
| 461692 | — | 2004 | 000000000000 | POLAND | — | 221106048.9 | 1 |
| 461692 | — | 2005 | 000000000000 | POLAND | — | 212992109.7 | 1 |
| 461692 | — | 2006 | 000000000000 | POLAND | — | 218248740.8 | 1 |
| 461692 | — | 2007 | 000000000000 | POLAND | — | 203932194.2 | 1 |
| 461692 | — | 2008 | 000000000000 | POLAND | — | 215852640.9 | 1 |
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/P3541
License
- ✓ Redistributable
- ✓ Attribution required
Query examples
curl -s 'https://bdl.stat.gov.pl/api/v1/data/by-variable/461692?page-size=10&format=json&lang=en'Yearly values of variable 461692 (total / total [GJ]) 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.
Machine-readable & source
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