function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Blahnik Table Of Contents, Roger J.', 24],
    ['Blahnik, Roger & Andersen, Trond', 51],
    ['Blahnik, Roger J. & Arefina-Armitage, I. & J, Brian', 12],
    ['Cartwright, David', 59],
    ['Cartwright, David I.', 29],
    ['Gibon, François-Marie', 38],
    ['Holzenthal, Ralph W. & Blahnik, Roger J. & Rios-Touma, Blanca', 14],
    ['Johanson, Kjell Arne & Oláh, János', 30],
    ['Malicky, H.', 50],
    ['Malicky, Hans', 45],
    ['Mey, Wolfram & Malicky, Hans', 34],
    ['Muñoz-Quesada, Fernando J. & Holzenthal, Ralph W.', 20],
    ['Pandher, Manpreet Singh & Saini, Malkiat Singh', 24],
    ['Paprocki, Henrique & Franca, Diogo', 176],
    ['Takiya, Daniela Maeda & Santos, Allan Paulo Moreira', 18],
    ['Other (53)', 192]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=816)',
    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);