query: #defaultView:BubbleChart
  SELECT ?language ?languageLabel (COUNT(DISTINCT ?item) AS ?count)
  WHERE {
    ?item wdt:P31/wdt:P279* wd:Q3331189 ; wdt:P407 ?language .
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en" . }
  }
  GROUP BY ?language ?languageLabel
  ORDER BY DESC(?count)