function drawChartTreatmentsPerYear() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['2024', 1743],
    ['2023', 4979],
    ['2022', 4176],
    ['2021', 4428],
    ['2020', 3961],
    ['2019', 4382],
    ['2018', 2564],
    ['2017', 4157],
    ['2016', 4902],
    ['2015', 3280],
    ['2014', 4155],
    ['2013', 2380],
    ['2012', 2300],
    ['2010', 1858],
    ['2008', 1857],
    ['Other (227)', 20181]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Year (n=71303)',
    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);