关于模拟post提交获取数据

给位大侠，帮忙看一下代码，怎么就不能得到我想要的数据？麻烦给予指点，谢谢。
$data = "bkxhtxt=15370282131039&sfzhtxt=%C0%EE%C3%F7%D6%E9&Button1=%B2%E9+%D1%AF";
$url = "http://lqcx.sdyu.edu.cn/2015yk/getScore.asp";
$headers = array(
"User-Agent: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.63 Safari/537.36 SE 2.X MetaSr 1.0",
"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",
"Accept-Language: zh-CN,zh;q=0.8",
"Referer: http://lqcx.sdyu.edu.cn/2015yk/"
);
//ob_start()；
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
//curl_setopt($ch,CURLOPT_REFERER,"http://lqcx.sdyu.edu.cn/2015yk/");
curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
$output = curl_exec($curl);
//$retrievedhtml = ob_get_contents()；
//ob_end_clean()；
curl_close($curl);

$result = iconv("GBK", "UTF-8//IGNORE", $output);
$score = explode(",",$result);
$content = "考生号：".$Number."\n"."姓名：".$Name."\n"."专业：".$score."\n"."成绩：".$Score[3]."\n"."科类名次：".$score[4];
return $content;

回复讨论(解决方案)

<?php$data = "bkxhtxt=15370282131039&sfzhtxt=%C0%EE%C3%F7%D6%E9&Button1=%B2%E9+%D1%AF";$url = "http://lqcx.sdyu.edu.cn/2015yk/getScore.asp";$headers = array(	"User-Agent: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.63 Safari/537.36 SE 2.X MetaSr 1.0",	"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",	"Accept-Language: zh-CN,zh;q=0.8",	"Referer: http://lqcx.sdyu.edu.cn/2015yk/");//ob_start()；$curl = curl_init();curl_setopt($curl, CURLOPT_URL, $url);curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);//curl_setopt($ch,CURLOPT_REFERER,"http://lqcx.sdyu.edu.cn/2015yk/");curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);curl_setopt($curl, CURLOPT_POST, 1);curl_setopt($curl, CURLOPT_POSTFIELDS, $data);$output = curl_exec($curl);//$retrievedhtml = ob_get_contents()；//ob_end_clean()；curl_close($curl);$result = iconv("GBK", "UTF-8//IGNORE", $output);preg_match_all('/<td><div align="center">(.*)<\/div><\/td>/', $result, $match);$content = "考生号：".$match[1][0]."\n"."姓名：".$match[1][1]."\n"."专业：".$match[1][2]."\n"."成绩：".$match[1][3]."\n"."科类名次：".$match[1][4]."\n";print_r($content);

考生号：15370282131039姓名：李明珠专业：播音与主持艺术成绩：164.26 科类名次：13

怎么给不了分啊？