function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Entomologica Musei Nationalis Pragae', 542],
    ['American Museum Novitates', 174],
    ['Biodiversity Data Journal', 99],
    ['Bishop Museum Bulletin in Entomology', 49],
    ['Bulletin of the American Museum of Natural History', 721],
    ['European Journal of Taxonomy', 45],
    ['Fragmenta Faunistica', 49],
    ['Insects of Guam II', 34],
    ['Linzer biologische Beiträge', 101],
    ['New Zealand journal of zoology', 84],
    ['Raffles Bulletin of Zoology', 37],
    ['ZooKeys', 196],
    ['Zoological Journal of the Linnean Society', 72],
    ['Zoosystema', 92],
    ['Zootaxa', 2278],
    ['Other (55)', 299]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=4872)',
    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);