function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acarologia', 4236],
    ['Acta Entomologica Musei Nationalis Pragae', 10807],
    ['Beiträge Zur Entomologie = Contributions to Entomology', 4479],
    ['Biodiversity Data Journal', 38488],
    ['Bulletin of the American Museum of Natural History', 3530],
    ['European Journal of Taxonomy', 15901],
    ['Far Eastern Entomologist', 4838],
    ['Insecta Mundi', 15492],
    ['Journal of Natural History', 12350],
    ['Linzer biologische Beiträge', 29113],
    ['The Coleopterists Bulletin', 5578],
    ['ZooKeys', 44403],
    ['Zoological Journal of the Linnean Society', 4926],
    ['Zoosystema', 10030],
    ['Zootaxa', 299445],
    ['Other (2572)', 107625]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=611241)',
    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);