function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Biologica Universitatis Daugavpiliensis', 116],
    ['Annales Zoologici', 81],
    ['Baltic Journal of Coleopterology', 211],
    ['Biodiversity Data Journal', 215],
    ['Caucasian Entomological Bulletin', 55],
    ['European Journal of Taxonomy', 193],
    ['Humanity space. International almanac.', 118],
    ['Insecta Mundi', 1285],
    ['Journal of Natural History', 192],
    ['Laurentius Salvius', 79],
    ['Linzer biologische Beiträge', 348],
    ['Papéis Avulsos de Zoologia', 385],
    ['The Coleopterists Bulletin', 246],
    ['ZooKeys', 595],
    ['Zootaxa', 10492],
    ['Other (103)', 540]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=15151)',
    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);