code: @Override
      public void addContents(@NonNull Container container) {
          Jenkins jenkins = Jenkins.getInstance();
          add(container, "no-label", jenkins.unlabeledLoad);
          add(container, "overall", jenkins.overallLoad);
          for (Label l : jenkins.getLabels()) {
              try {
                  add(container, String.format("label/%s", URLEncoder.encode(l.getName(), "UTF-8")), l.loadStatistics);
              } catch (UnsupportedEncodingException e) {
                  // ignore UTF-8 is required by JLS specification
              }
          }
      }
docs: {@inheritDoc}