function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Biodiversity Data Journal', 96],
    ['Bulletin of the American Museum of Natural History', 22],
    ['E. W. Janson', 6],
    ['Far Eastern Entomologist', 52],
    ['Journal of Hymenoptera Research', 18],
    ['Journal of Melittology', 7],
    ['Journal of the Proceedings of the Linnean Society of London, Zoology', 11],
    ['Journal of the Proceedings of the Linnean Society, Zoology', 6],
    ['Linzer biologische Beiträge', 76],
    ['Papéis Avulsos de Zoologia', 7],
    ['Raffles Bulletin of Zoology', 7],
    ['Records of the Zoological Survey of India', 9],
    ['ZooKeys', 31],
    ['Zoosystema', 8],
    ['Zootaxa', 726],
    ['Other (17)', 31]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=1113)',
    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);