function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Asenjo, Angélico & e, Sistemática & de, Bioecologia & Coleoptera', 1102],
    ['Assing, V.', 1406],
    ['Assing, Volker', 2093],
    ['Gusarov, Vladimir I.', 196],
    ['Hlaváč, Peter & Newton, Alfred F. & Maruyama, Munetoshi', 197],
    ['Irmler, Ulrich', 470],
    ['Jałoszyński, Paweł', 932],
    ['Klimaszewski, Jan & Chandler, Donald S. & Davies, Anthony', 255],
    ['Löbl, Ivan', 342],
    ['Navarrete-Heredia, José Luis & Gómez-Rodríguez, Cecilia', 1244],
    ['Pace, Roberto', 711],
    ['Park, J. - S. & Carlton, C. E.', 200],
    ['Puthz, V.', 1043],
    ['Puthz, Volker', 668],
    ['Shavrin, Alexey V.', 337],
    ['Other (976)', 12814]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=24010)',
    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);