function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['African Invertebrates', 2],
    ['Beiträge Zur Entomologie = Contributions to Entomology', 1],
    ['Japanese Journal of Systematic Entomology', 118],
    ['Journal of Insect Science', 6],
    ['Journal of Natural History', 9],
    ['Linzer biologische Beiträge', 2],
    ['Mémoires Présentés par Divers Savans à l\'Académie Royale des Sciences de l\'Institut de France, et Imprimés par son Ordre', 1],
    ['Records of the Dominion Museum', 3],
    ['ZooKeys', 16],
    ['Zoosystema', 9],
    ['Zootaxa', 185]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=352)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerSource', 'pie', 11, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerSource'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerSource);