Google Charts - Choosing What to Show on Axis

HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
    
    <head>
        <meta http-equiv="content-type" content="text/html; charset=utf-8" />
        <title>Google Visualization API Sample</title>
        <script type="text/javascript" src="http://www.google.com/jsapi"></script>
        <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
        <script type="text/javascript">
            google.load('visualization', '1.1', {
                packages: ['controls']
            });
        </script>
        <script type="text/javascript">
            function drawVisualization() {
                // Prepare the data
                var jsonData = '{"cols":[{"label":"Subject","type":"string"},{"label":"pete","type":"number"},{"label":"john","type":"number"},{"label":"carl","type":"number"},{"label":"andrea","type":"number"}],"rows":[{"c":[{"v":"coolness"},{"v":4.4},{"v":4.3},{"v":3.1},{"v":4.3}]},{"c":[{"v":"sexyness"},{"v":4.2},{"v":3.8},{"v":3.6},{"v":4.8}]},{"c":[{"v":"toughness"},{"v":3.1},{"v":2.7},{"v":2.4},{"v":2.9}]},{"c":[{"v":"chillnes"},{"v":4.4},{"v":4.4},{"v":4.2},{"v":4.5}]},{"c":[{"v":"madness"},{"v":4.6},{"v":4.6},{"v":4},{"v":4.6}]},{"c":[{"v":"lochness"},{"v":3.9},{"v":3.7},{"v":2.9},{"v":3.9}]},{"c":[{"v":"extraness"},{"v":4.6},{"v":4.3},{"v":3.6},{"v":4.3}]}]}';

                console.log(typeof(responseText));
                console.log(jsonData);

                var data = new google.visualization.DataTable(JSON.parse(jsonData));




                var compPicker = new google.visualization.ControlWrapper({
                    'controlType': 'CategoryFilter',
                        'containerId': 'control2',
                        'options': {
                        'filterColumnLabel': 'Subject',
                            'ui': {
                            'labelStacking': 'vertical',
        ...