function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annales de la Societe Entomologique de Belgique', 631],
    ['Annales de la Société Entomologique de France', 292],
    ['Biodiversity Data Journal', 871],
    ['British Museum', 731],
    ['Bulletin of the American Museum of Natural History', 274],
    ['Deutsche Entomologische Zeitschrift', 242],
    ['European Journal of Taxonomy', 282],
    ['Harvard University Press', 625],
    ['Insect Systematics and Diversity', 220],
    ['Journal of the Proceedings of the Linnean Society of London, Zoology', 238],
    ['Memoirs of the American Entomological Institute', 387],
    ['Revue de Zoologie Africaine', 322],
    ['Verhandlungen der Zoologisch-Botanischen Gesellschaft in Wien', 295],
    ['ZooKeys', 1073],
    ['Zootaxa', 4634],
    ['Other (202)', 5670]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=16787)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerSource', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerSource'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerSource);