function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acarologia', 1],
    ['Acta Entomologica Musei Nationalis Pragae', 1],
    ['Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the \' Magazine of Botany ', 1],
    ['Archiv for Mathematik og Naturvidenskab, Kristiania', 1],
    ['Atti Accad Gioenia Catania', 1],
    ['European Journal of Taxonomy', 344],
    ['J. Zool. Syst. Evol. Research', 1],
    ['New Zealand Journal of Science and Technology', 2],
    ['Proceedings of the Hawaiian Entomological Society', 1],
    ['Records of the Canterbury Museum', 3],
    ['South Australian branch of the British Science Guild (incorporated with the British Association for the Advancement of Science)', 1],
    ['Subterranean Biology', 11],
    ['Zoological Journal of the Linnean Society', 5],
    ['Zoologischer Anzeiger', 2],
    ['Zootaxa', 188],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=564)',
    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);