function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Societatis Regiae Scientiarum Indo-Neêrlandicae', 7],
    ['Australian zoologist', 8],
    ['British Museum (Natural History)', 44],
    ['European Journal of Taxonomy', 14],
    ['Ichthyology & Herpetology', 10],
    ['Laurentius Salvius', 8],
    ['Monatsberichte der Akademie der Wissenschaft zu Berlin', 8],
    ['Natuurkunde Tijdschrift voor Nederlandsche-Indië', 10],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 10],
    ['Proceedings of the Biological Society of Washington', 9],
    ['Proceedings of the California Academy of Sciences, Series 4', 7],
    ['Proceedings of the United States National Museum, 3', 10],
    ['Records of the Australian Museum', 33],
    ['ZooKeys', 9],
    ['Zootaxa', 147],
    ['Other (100)', 185]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=519)',
    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);