function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anales de la Sociedad Española de Historia Natural', 1],
    ['Boletim do Museu Municipal do Funchal', 2],
    ['Byulleten Moskovskogo Obshchestva Ispytatelei Prirody Otdel Biologicheskii [Bull. Moscow Soc. Naturalists Biol. Ser.], otdel\' bi', 1],
    ['Comptes Rendus Hebdomadaires des Séances de l\'Académie des Sciences, Série D, Sciences Naturelles', 1],
    ['E. J. Brill', 1],
    ['European Journal of Taxonomy', 11],
    ['Laurentius Salvius', 5],
    ['Marine Investigations in South Africa', 1],
    ['Proc. Imp. Acad., Tokyo', 1],
    ['Proceedings of the Academy of Natural Sciences of Philadelphia', 2],
    ['Report of the Fisheries and Marine Biological Survey, Union of South Africa', 3],
    ['Species Diversity', 1],
    ['Stanford Ichthyological Bulletin', 1],
    ['Transactions of the Linnean Society of London, Second Series. Zoology', 1],
    ['Zootaxa', 24],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=58)',
    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);