function drawChartTreatmentsPerYear() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['2024', 56],
    ['2023', 22],
    ['2021', 22],
    ['2019', 55],
    ['2016', 61],
    ['2015', 41],
    ['2003', 89],
    ['1992', 29],
    ['1979', 18],
    ['1940', 18],
    ['1935', 65],
    ['1924', 27],
    ['1910', 19],
    ['1863', 18],
    ['1758', 19],
    ['Other (35)', 149]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Year (n=708)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerYear', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerYear'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerYear);