function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['African Invertebrates', 20],
    ['African invertebrates', 11],
    ['Arthropoda Selecta', 11],
    ['Biodiversity Data Journal', 148],
    ['Bulletin of the National Science Museum, Series A (Zoology)', 8],
    ['European Journal of Taxonomy', 18],
    ['Far Eastern Entomologist', 15],
    ['Raffles Bulletin of Zoology', 10],
    ['Records of the Australian Museum', 23],
    ['Revue suisse de Zoologie', 13],
    ['State Fauna Series 4 Fauna of Meghalaya Part 2', 27],
    ['ZooKeys', 98],
    ['Zoological Systematics', 10],
    ['Zoosystema', 52],
    ['Zootaxa', 358],
    ['Other (19)', 56]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=878)',
    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);