query: SELECT ?project ?badgeLabel (COUNT(?sitelink) AS ?cnt) WHERE {
  # available badges: wd:Q17437796 wd:Q17437798 wd:Q17559452 wd:Q17506997 wd:Q17580674 wd:Q51759403 wd:Q20748092 wd:Q20748091 wd:Q20748093 wd:Q20748094 wd:Q28064618
    VALUES ?badge {
      wd:Q28064618
    }
    ?sitelink schema:isPartOf ?project; wikibase:badge ?badge .
    SERVICE wikibase:label { bd:serviceParam wikibase:language 'en' }
  } GROUP BY ?project ?badgeLabel ORDER BY ASC(?badgeLabel) DESC(?cnt)