query: SELECT (COUNT(*) AS ?c) ?adminLabel ?ap31Label WHERE {
    ?item wdt:P31 wd:Q79007;
      (wdt:P131+) wd:Q64;
      wdt:P131 ?admin.
    ?admin wdt:P31 ?ap31 .
    SERVICE wikibase:label { bd:serviceParam wikibase:language "de,en". }
  }
  GROUP BY ?adminLabel ?ap31Label ORDER BY DESC(?c)