Pie
<spark data-spark-endpoint="http://dbpedia.org/sparql" data-spark-format="http://localhost/solab/extensions/Spark/rdf-spark/jquery.spark.piechart.js" data-spark-query="select distinct ?entity ?label ?value where { ?entity dbpprop:callingCode ?cc . ?entity rdfs:label ?label . ?entity dbpprop:populationEstimate ?value . filter(langMatches(lang(?label), "en")) . filter(?cc > 380) . filter(?cc < 390) . }"
> load</spark>