> > select count(*)
> > from mirai_kuhaku_meibo
> > where sex = '女'
> > and   age <= 18;
> count(*)
> ------------------
> 912
> SQL>

select count(*)
from mirai_kuhaku_meibo
where sex = '女'
and   age <= 18
and   status = '処女'
and   boy_friends < 2;

参考：2003/05/05(月)12時29分06秒