function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Entomologica Musei Nationalis Pragae', 778],
    ['Annales de la Societe Entomologique de Belgique', 636],
    ['Beiträge Zur Entomologie = Contributions to Entomology', 1096],
    ['Biodiversity Data Journal', 19936],
    ['British Museum', 773],
    ['Deutsche Entomologische Zeitschrift', 623],
    ['European Journal of Taxonomy', 3254],
    ['Far Eastern Entomologist', 1436],
    ['Harvard University Press', 625],
    ['Journal of Hymenoptera Research', 3203],
    ['Journal of Natural History', 1929],
    ['Linzer biologische Beiträge', 16025],
    ['Taxonomic Monographs on Neotropical Hymenoptera', 707],
    ['ZooKeys', 7771],
    ['Zootaxa', 37333],
    ['Other (534)', 16163]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=112288)',
    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);