query: embed.html#SELECT ?yearLabel (COUNT(*) AS ?cnt) WITH {
    SELECT DISTINCT ?item WHERE {
      ?item p:P106/ps:P106/wdt:P279* wd:Q26270618 .
    }
  } AS %subquery WHERE {
    INCLUDE %subquery .
    ?item p:P569/psv:P569 [ wikibase:timeValue ?date; wikibase:timePrecision ?precision ] .
    FILTER(?precision >= 9) .
    BIND(YEAR(?date) AS ?yearLabel) .
  } GROUP BY ?yearLabel ORDER BY ASC(?yearLabel)