function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Entomologica Musei Nationalis Pragae', 27],
    ['American Museum Novitates', 9],
    ['Biodiversity Data Journal', 32],
    ['Entomological Science', 10],
    ['Entomologische Mitteilungen', 10],
    ['Far Eastern Entomologist', 20],
    ['Fragmenta entomologica', 25],
    ['Insecta Mundi', 24],
    ['Journal of Hymenoptera Research', 43],
    ['Linzer biologische Beiträge', 2363],
    ['Papéis Avulsos de Zoologia', 19],
    ['Raffles Bulletin of Zoology', 30],
    ['ZooKeys', 65],
    ['Zoological Studies', 22],
    ['Zootaxa', 1669],
    ['Other (22)', 55]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=4423)',
    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);