function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Biologica Universitatis Daugavpiliensis', 18],
    ['Acta Entomologica Musei Nationalis Pragae', 11],
    ['Arquivos de Zoologia, São Paulo', 20],
    ['Baltic Journal of Coleopterology', 18],
    ['Biodiversity Data Journal', 41],
    ['Check List', 16],
    ['Entomologisches Archiv', 15],
    ['Insecta Mundi', 67],
    ['Journal of Natural History', 18],
    ['Laurentius Salvius', 25],
    ['Linzer biologische Beiträge', 87],
    ['Mémoires du Muséum national d\'Histoire naturelle', 212],
    ['The Coleopterists Bulletin', 82],
    ['ZooKeys', 131],
    ['Zootaxa', 1568],
    ['Other (53)', 149]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=2478)',
    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);