function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Annales de la Société Entomologique de France, Séries 1 - 6', 3],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 1],
    ['Biodiversity Data Journal', 9],
    ['Bulletin Geol Nat Hist Surv Minn', 1],
    ['European Journal of Taxonomy', 6],
    ['Gardeners\' chronicle', 2],
    ['Graellsia', 3],
    ['Insecta Mundi', 2],
    ['Insects of Guam I', 3],
    ['Ioannis Thomae Trattner', 2],
    ['Laurentii Salvii', 6],
    ['Laurentius Salvius', 26],
    ['Officina Libraria Kortii', 3],
    ['ZooKeys', 4],
    ['Zootaxa', 117],
    ['Other (12)', 12]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=200)',
    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);