Vimeo video number of views

<?
	$video = "5144569";
	$xml_data =  @file_get_contents("http://vimeo.com/api/clip/".$video.".xml");
	$parser = xml_parser_create('UTF-8');
	xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1); 
	xml_parse_into_struct($parser, $xml_data, $vals, $index); 
	xml_parser_free($parser);
 
	$thumb_index = $index['STATS_NUMBER_OF_PLAYS'][0]; //restituisce l'indice dell'array che contiene le stats
	$n_views = $vals[$thumb_index]['value'];
	echo $n_views;
?>