게시물 엑셀 다운로드 할 경우 게시물 번호

<tr>
    <td>번호</td>
    <td>게시물번호</td> <!-- 추가된 부분 -->
    <td>제목</td>
    <td>아이디</td>
    <td>이름</td>
    <td>작성일</td>
    <td>내용</td>
    
    <td>필드1</td>
    <td>필드2</td>
    <td>필드3</td>
    <td>필드4</td>
    <td>필드5</td>
    <td>필드6</td>
    <td>필드7</td>
    <td>필드8</td>
    <td>필드9</td>
    <td>필드10</td>
</tr>

<?php
while($data=sql_fetch_array($result)) {
    echo "
    <tr>
        <td>{$number}</td>
        <td>{$data['wr_id']}</td> // 추가된 부분
        <td>{$data['wr_subject']}</td>
        <td>{$data['mb_id']}</td>
        <td>{$data['wr_name']}</td>
        <td class='txt'>{$data['wr_datetime']}</td>
        <td class='txt'>".get_text(strip_tags($data['wr_content']))."</td>
        
        <td class='txt'>{$data['wr_1']}</td>
        <td class='txt'>{$data['wr_2']}</td>
        <td class='txt'>{$data['wr_3']}</td>
        <td class='txt'>{$data['wr_4']}</td>
        <td class='txt'>{$data['wr_5']}</td>
        <td class='txt'>{$data['wr_6']}</td>
        <td class='txt'>{$data['wr_7']}</td>
        <td class='txt'>{$data['wr_8']}</td>
        <td class='txt'>{$data['wr_9']}</td>
        <td class='txt'>{$data['wr_10']}</td>
    </tr>
    ";
    $number--;
}
?>