$data = file_get_contents('http://sourceforge.net/project/stats/detail.php?group_id=47577&ugn=mixxx&type=prdownload&mode=week&package_id=188259&release_id=563721');
$regex = '/<td>Total<\/td>\\n.*<td>(.+?)<\/td>/';
preg_match($regex,$data,$match);
echo $match[1];