function drawChartTreatmentsPerYear() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['2024', 79],
    ['2023', 267],
    ['2022', 285],
    ['2021', 143],
    ['2020', 333],
    ['2019', 200],
    ['2018', 118],
    ['2017', 228],
    ['2016', 359],
    ['2015', 180],
    ['2014', 187],
    ['2013', 325],
    ['2012', 172],
    ['2010', 152],
    ['2009', 125],
    ['Other (26)', 279]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Year (n=3432)',
    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);