function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Entomologica Musei Nationalis Pragae', 189],
    ['Alpine Entomology', 12],
    ['Biodiversity Data Journal', 48],
    ['Far Eastern Entomologist', 54],
    ['Insecta Mundi', 36],
    ['Journal of Natural History', 183],
    ['Laurentius Salvius', 16],
    ['Linzer biologische Beiträge', 31],
    ['Papéis Avulsos de Zoologia', 20],
    ['Raffles Bulletin of Zoology', 20],
    ['Revista Chilena de Entomología', 12],
    ['The Coleopterists Bulletin', 69],
    ['ZooKeys', 742],
    ['Zoological Journal of the Linnean Society', 10],
    ['Zootaxa', 735],
    ['Other (32)', 63]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=2240)',
    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);