想做一个调取最多评论的文章，写了一个SQL，但是没有办法按评论由多到少排列。

SQL语句如下：

select id,title,keywords,hits,intro,adddate,author,(select count(id) from ks_comment where channelid=1 and infoid=ks_article.id) as commenttotal from KS_Article where tid='20081616974010' and deltf=0 and verific=1 order by hits desc

怎么能让他按评论数排列呢？