function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Asenjo, Angélico & e, Sistemática & de, Bioecologia & Coleoptera', 20],
    ['Assing, V.', 1],
    ['Assing, Volker', 128],
    ['Assing, Volker & V, North', 11],
    ['Brunke, Adam J. & Klimaszewski, Jan & Dorval, Julie-Anne', 1],
    ['Hlavac, Peter & Jaszay, Tomas', 3],
    ['Hlaváč, Peter & Newton, Alfred F. & Maruyama, Munetoshi', 2],
    ['Klimaszewski, Jan & Chandler, Donald S. & Davies, Anthony', 1],
    ['Klimaszewski, Jan & Larson, David J. & Labrecque, Myriam', 1],
    ['Klimaszewski, Jan & Lynch, Derek & Majka, Christopher', 1],
    ['Liang, Wei-Ren & Maruyama, Munetoshi & Li, Hou-Feng', 2],
    ['Majka, Christopher & Klimaszewski, Jan', 1],
    ['Pace, R.', 26],
    ['Pace, Roberto', 11],
    ['Yan, Zhu-Qi & Li, Li-Zhen', 5],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=216)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);