function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Asenjo, Angélico & e, Sistemática & de, Bioecologia & Coleoptera', 16],
    ['Assing, Volker', 2],
    ['Assing, Volker & Schülke, Michael', 4],
    ['Assing, Volker & Schülke, Michael & Brachat, Volker', 3],
    ['Bedard, Nicolas & Brunke, Adam & Bloin, Pierrick', 2],
    ['Caterino, Michael S.', 14],
    ['Digirolomo, Marc F. & Blackington, Christopher O.', 2],
    ['Ferro, Michael L. & Gimmel, Matthew L. & Harms, Kyle E.', 4],
    ['Franz, Herbert', 2],
    ['Hlaváč, Peter', 4],
    ['Hlaváč, Peter & Stevanović, Miroslav', 24],
    ['Jałoszyński, Paweł', 279],
    ['Jałoszyński, Paweł & Newton, Alfred F.', 13],
    ['Jałoszyński, Paweł & Perkovsky, Evgeny', 3],
    ['O\'Keefe, Sean T.', 6],
    ['Other (9)', 11]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=389)',
    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);