query: SELECT ?qualifier_value ?qualifier_valueLabel (COUNT(DISTINCT ?statement) AS ?count) WHERE {
  
       ?statement pq:{{{1}}} ?qualifier_value;
                         
       SERVICE wikibase:label {
          bd:serviceParam wikibase:language "en" .
       }                  
  
  }  GROUP BY ?qualifier_value ?qualifier_valueLabel
  ORDER BY DESC (?count)