code: private static void addDocTypeDataRows(final SankeyChart chart,
  			final Entry<String, List<ProposalCommitteeeSummary>> entry,
  			final ViewRiksdagenCommittee vewRiksdagenCommittee) {
  		final Map<String, List<ProposalCommitteeeSummary>> docTypeMap = entry.getValue().stream()
  				.collect(Collectors.groupingBy(ProposalCommitteeeSummary::getDocType));
  
  		for (final Entry<String, List<ProposalCommitteeeSummary>> docEntry : docTypeMap.entrySet()) {
  			if (docEntry.getKey().length() > 0 && entry.getKey().length() > 0) {
  				chart.addDataRow(docEntry.getKey(), vewRiksdagenCommittee.getEmbeddedId().getDetail(),
  						docEntry.getValue().size());
  
  			}
  		}
  	}
docs: Adds the doc type data rows.
  
  @param chart
  the chart
  @param entry
  the entry
  @param vewRiksdagenCommittee
  the vew riksdagen committee