function drawChartTreatmentsPerSource() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Acta Entomologica Musei Nationalis Pragae', 147],
    ['Biodiversity Data Journal', 43],
    ['Check List', 58],
    ['Iheringia, Série Zoologia', 70],
    ['Insect Systematics & Evolution', 15],
    ['Linzer biologische Beiträge', 113],
    ['Megataxa', 21],
    ['Papéis Avulsos de Zoologia', 23],
    ['Revista Brasileira de Entomologia', 137],
    ['Russian Entomological Journal', 20],
    ['Yves Gravier', 11],
    ['ZooKeys', 29],
    ['Zoologia', 79],
    ['Zoosystema', 25],
    ['Zootaxa', 2284],
    ['Other (31)', 105]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Journal (n=3180)',
    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);