function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Entomologica Musei Nationalis Pragae', 16],
    ['Acta Zoologica Academiae Scientiarum Hungaricae', 2],
    ['African Invertebrates', 2],
    ['Biodiversity Data Journal', 33],
    ['Bishop Museum Bulletin in Entomology', 7],
    ['Bishop Museum Occasional Papers', 3],
    ['Bulletin of the National Museum of Nature and Science, Series A (Zoology)', 3],
    ['Check List', 7],
    ['Entomological News and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia', 2],
    ['Far Eastern Entomologist', 3],
    ['Japanese journal of systematic entomology', 2],
    ['Species Diversity', 11],
    ['ZooKeys', 30],
    ['Zoological Systematics', 10],
    ['Zootaxa', 140],
    ['Other (8)', 11]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=282)',
    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);