<script type="text/javascript" src="jquery.dataTables.js"></script>
<script type="text/javascript" src="dataTables.numericComma.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$('#example').dataTable( {
"columnDefs": [
{ "type": "numeric-comma", targets: 3 }
]
} );
} );
</script>