query: SELECT ?format ?formatLabel (COUNT(?p) AS ?count)
  
  WHERE {
    
    ?format wdt:P31 wd:Q235557 .
    ?format ?p ?s .
              
    SERVICE wikibase:label {
  		bd:serviceParam wikibase:language "en" .
      
  }
    }
  
  GROUP BY ?format ?formatLabel
  ORDER BY DESC(?count)