function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Aballay, Fernando H. & Chani-Posse, Mariana R.', 1],
    ['Asenjo, Angélico & e, Sistemática & de, Bioecologia & Coleoptera', 7],
    ['Chani-Posse, Mariana', 3],
    ['Chani-Posse, Mariana & Newton, Alfred F. & Hansen, Aslak Kappel', 1],
    ['Frank, J. H. & Barrera, R.', 1],
    ['Gravenhorst, Johann Ludwig Christian', 1],
    ['Li, Liang & Zhou, Hong-Zhang', 11],
    ['Márquez, Juan & Asiain, Julieta', 44],
    ['Navarrete-Heredia, José Luis & Gómez-Rodríguez, Cecilia', 15],
    ['Nordmann, A. von', 1],
    ['Pablo-Cea, José D. & Asenjo, Angélico', 1],
    ['Rodríguez, William David & Navarrete-Heredia, José Luis', 1],
    ['Taphylininae & Iochini & Aorothiini & Thiini & Latyprosopini', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=90)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);