select  a.AGE_CODE           AS "年齢コード"
       ,a.AGE_NAME           AS "年齢階層名"
       ,SUM(b.SP_TIME_5)     AS "5時間未満"
       ,SUM(b.SP_TIME_6)     AS "5時間以上6時間未満"
       ,SUM(b.SP_TIME_7)     AS "6時間以上7時間未満"
       ,SUM(b.SP_TIME_8)     AS "7時間以上8時間未満"
       ,SUM(b.SP_TIME_9)     AS "8時間以上9時間未満"
       ,SUM(b.SP_TIME_9OVER) AS "9時間以上"
from
  AGE_GRP        a
 ,SLEEP_TIME_DTL b
 ,PREFECTURE     c
where
    a.AGE_CODE = b.AGE_CODE
and b.PF_CODE  = c.PF_CODE
and c.PF_NAME  in ('北海道','青森県','岩手県','宮城県','福島県')
group by
 a.AGE_CODE
order by a.AGE_CODE asc