function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Biologica Universitatis Daugavpiliensis', 1],
    ['Bibliopolii Academici Novi', 4],
    ['Biodiversity Data Journal', 1],
    ['Bulletin of the National Science Museum, Series A, Zoology', 5],
    ['Der Naturforscher, Halle', 1],
    ['Insecta Mundi', 3],
    ['Insects of Guam I', 1],
    ['Laurentii Salvii', 2],
    ['Laurentius Salvius', 20],
    ['Mich. Friedr. Bartsch', 2],
    ['Officina Libraria Kortii', 3],
    ['The Coleopterists Bulletin', 17],
    ['Transactions of the Linnean Society of London', 9],
    ['Voyage de la corvette l\'Astrolabe: exécuté par ordre du roi, pendant les années 1826 - 1827 - 1828 - 1829', 2],
    ['Zootaxa', 17],
    ['Other (7)', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=95)',
    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);