PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX owl: <http://www.w3.org/2002/07/owl#>

SELECT ?typeLabel (COUNT(?facility) AS ?count)
WHERE {
    ?type a owl:Class ;
        rdfs:label ?typeLabel ;
        rdfs:isDefinedBy <https://copenhagen.demo.linkeddatahub.com/ns#>

    SERVICE <https://copenhagen.demo.linkeddatahub.com/sparql>
    {
        SELECT DISTINCT ?facility ?type WHERE {
            GRAPH ?graph {
                ?facility a ?type .
            }
        }
    }
}
GROUP BY ?type ?typeLabel
ORDER BY DESC(?count)