function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Biologica Sibirica', 12],
    ['Acta Entomologica Musei Nationalis Pragae', 46],
    ['Biodiversity Data Journal', 7],
    ['Check List', 11],
    ['Fragmenta Faunistica', 5],
    ['In: Brullé, Histoire naturelle des animaux articulés .., t. 3. P. Duménil', 1],
    ['Insect Systematics and Diversity', 18],
    ['Insecta Mundi', 1],
    ['Journal of Natural History', 74],
    ['Linzer biologische Beiträge', 77],
    ['Russian Entomological Journal', 9],
    ['Zoosystema', 8],
    ['Zoosystematica Rossica', 2],
    ['Zootaxa', 88]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=359)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerSource', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerSource'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerSource);