function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['African Invertebrates', 27],
    ['Alpine Entomology', 12],
    ['Arthropod Systematics & amp; Phylogeny', 8],
    ['Biodiversity Data Journal', 44],
    ['Check List', 21],
    ['Entomologist\'s monthly magazine', 11],
    ['European Journal of Taxonomy', 37],
    ['Far Eastern Entomologist', 35],
    ['Fauna of New Zealand', 11],
    ['Insecta Mundi', 52],
    ['Journal of Natural History', 50],
    ['Memoirs of Museum Victoria', 25],
    ['Revue suisse de Zoologie', 55],
    ['ZooKeys', 328],
    ['Zootaxa', 1171],
    ['Other (29)', 83]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=1970)',
    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);