var data = google.visualization.arrayToDataTable([['Quarter', 'Current Enrollment','SBHC Enrollment','Patients Seen'],['Quarter 1',1500,800,600],['Quarter 2',1450,840,700],['Quarter 3',1480,920,800]],false);
<!DOCTYPE html>
<?php
// ENROLLMENT BY YEAR
include '../header.php';
include '../pdo.php';
$siteid = $_GET['siteid'];
$year = $_GET['year'];
$year = date("Y");
$stmt = $pdo->prepare("select operatorid from sites where id = ?");
$stmt->execute([$siteid]);
$operatorid = $stmt->fetchColumn();
$count= $stmt->rowCount();
$stmt = $pdo->prepare("SELECT concat('Quarter ', quarter) as quarter, CONVERT(currentenrollment,UNSIGNED INTEGER) AS currentenrollment,CONVERT(currentpatients,UNSIGNED INTEGER) AS currentpatients, CO$
$stmt->execute([$siteid,$year]);
?>
<html>
<head>
<title>Enrollment</title>
<script type="text/javascript" src="loder.js"></script>
<script type="text/javascript">
google.load('visualization', '1', {'packages':['corechart']});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = new google.visualization.DataTable();
var jsonData = $.ajax({
url: "getEnrollmentData.php",
data: {site:<?php echo $siteid?>,year:<?php echo $year?>} ,
dataType: "json",
async: false
}).responseText;
mystring = jsonData.trim();
mystring = mystring.substr(1);
mystring = mystring.substring(0, mystring.length - 1);
var myarray = new Array(mystring);
console.log("'"+myarray+"'");
// The line below WORKS
//var data = new google.visualization.arrayToDataTable([['Quarter', 'Current Enrollment','SBHC Enrollment','Patients Seen'],['Quarter 1',1500,800,600],['Quarter 2',1450,840,700],
['Quarter 3',1480,920,800]],false);
// This line DOES NOT even though the data is the same as above.
var data = new google.visualization.arrayToDataTable([myarray]);
var options = {
chart: {
title: 'Enrollment',
subtitle: 'By Year',
legend: { position: 'bottom' },
vAxis: {title: 'Quarter'}
}
}
var chart = new google.visualization.ColumnChart(document.getElementById('areachart'));
chart.draw(data, options);
}
</script>
</head>
<body>
<div id="areachart" style="width: 1300px; height: 800px"></div>
<div style="padding-left:300px">
Year 
<select name="cars" id="year">
<?php
$stmt = $pdo->prepare("select distinct year from reportmedical where siteid = ? order by year desc");
$stmt->execute([$siteid]);
foreach ($stmt as $row) {
echo "<option value=" . $row['year'] . ">" . $row['year'] . "</option>";
}
?>
</select>
</div>
</body>
</html>