function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Asenjo, Angélico & e, Sistemática & de, Bioecologia & Coleoptera', 3],
    ['Assing, V.', 46],
    ['Assing, Volker', 37],
    ['Ghahari, H. & Anlaş, S. & Sakenin, H. & Ostovan, H.', 1],
    ['Li, Wen-Rong & Dai, Cong-Chao & Li, Li-Zhen', 8],
    ['Li, Wen-Rong & Li, Li-Zhen', 2],
    ['Li, Wen-Rong & Zhao, Mei-Jun & Dai, Cong-Chao & Li, Li-Zhen', 18],
    ['Lin, Xiao-Bin & Chen, Xi & Peng, Zhong', 9],
    ['Lue, Ze-Kan & Li, Li-Zhen', 2],
    ['Majka, Christopher & Sikes, Derek', 1],
    ['Peng, Zhong & Li, Li-Zhen & Zhao, Mei-Jun', 6],
    ['Solodovinikov, Xiao-Yan Li Alexey & Zhou, Hong-Zhang', 4],
    ['Ulsant', 15],
    ['Webster, Reginald P. & DeMerchant, Ian', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=154)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 14, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);