Number of AQ stations per country

Data table via SPARQL Published 02 Apr 2014 Last modified 19 Apr 2016

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(Live Query)

country count
"Austria" "176"^^<http://www.w3.org/2001/XMLSchema#int>
"Belgium" "178"^^<http://www.w3.org/2001/XMLSchema#int>
"Croatia" "17"^^<http://www.w3.org/2001/XMLSchema#int>
"Cyprus" "9"^^<http://www.w3.org/2001/XMLSchema#int>
"Czech Republic" "209"^^<http://www.w3.org/2001/XMLSchema#int>
"Denmark" "13"^^<http://www.w3.org/2001/XMLSchema#int>
"Estonia" "10"^^<http://www.w3.org/2001/XMLSchema#int>
"Finland" "71"^^<http://www.w3.org/2001/XMLSchema#int>
"France" "1219"^^<http://www.w3.org/2001/XMLSchema#int>
"Germany" "670"^^<http://www.w3.org/2001/XMLSchema#int>

Received 27 rows in 0.056 seconds.


https://www.eea.europa.eu/data-and-maps/daviz/eionet/data/local-sparql-queries/number-of-aq-stations-per-country/daviz.json

For system integrators

The following info can be used by a system developer / database administrator in order to retrieve this dataset programmatically over the web using a SPARQL client.

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http://cr.eionet.europa.eu/sparql

PREFIX rod: <http://rod.eionet.europa.eu/schema.rdf#>
PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
PREFIX a: <http://rdfdata.eionet.europa.eu/airquality/ontology/>
PREFIX aqr: <http://reference.eionet.europa.eu/aq/ontology/>

SELECT ?country COUNT(?stationURI) AS ?count
WHERE {
?stationURI a aqr:Station;
            dcterms:source ?source
 GRAPH ?sourcefile {
    ?source a a:AQD_Station
 }
 ?envelope rod:hasFile ?sourcefile;
           rod:locality ?loc .
 ?loc rdfs:label ?country
}
GROUP BY ?country 
ORDER BY ?country


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