function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annales de la Societe Entomologique de Belgique', 17],
    ['Annales de la Société Entomologique de France', 16],
    ['Annali del Museo Civico di Storia Naturale Giacomo Doria (Genova)', 7],
    ['Arthropod fauna of the UAE', 29],
    ['Biodiversity Data Journal', 18],
    ['Deutsche Entomologische Zeitschrift', 8],
    ['European Journal of Taxonomy', 8],
    ['Journal of Natural History', 9],
    ['Memoirs of the American Entomological Institute', 21],
    ['Mitteilungen der Schweizerischen Entomologischen Gesellschaft', 12],
    ['Myrmecologische Nachrichten', 6],
    ['Revue de Zoologie Africaine', 21],
    ['Revue de Zoologie et de Botanique Africaines', 8],
    ['ZooKeys', 7],
    ['Zootaxa', 43],
    ['Other (41)', 104]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=334)',
    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);