function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Entomologica Musei Nationalis Pragae', 80],
    ['Acta Zoologica Academiae Scientiarum Hungaricae', 11],
    ['British Museum (Natural History)', 3],
    ['Insecta Mundi', 32],
    ['Insects of Guam II', 3],
    ['Japanese Journal of Systematic Entomology', 5],
    ['Linzer biologische Beiträge', 137],
    ['New Zealand Journal of Zoology', 3],
    ['Palaeoentomology', 4],
    ['Papéis Avulsos de Zoologia', 6],
    ['Records of the Auckland Institute and Museum', 4],
    ['Zeitschrift der Arbeitsgemeinschaft Österreichischer Entomologen', 3],
    ['ZooKeys', 14],
    ['Zoological Systematics', 15],
    ['Zootaxa', 453],
    ['Other (7)', 9]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=782)',
    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);