SELECT S.AGE_CODE AS 年齢コード,
    AGE_NAME AS 年齢階層名,
    SUM(SP_TIME_5) AS "5時間未満",
    SUM(SP_TIME_6) AS "5時間以上6時間未満",
    SUM(SP_TIME_7) AS "6時間以上7時間未満",
    SUM(SP_TIME_8) AS "7時間以上8時間未満",
    SUM(SP_TIME_9) AS "8時間以上9時間未満",
    SUM(SP_TIME_9OVER) AS "9時間以上"
FROM SLEEP_TIME_DTL AS S INNER JOIN AGE_GRP AS A
ON S.AGE_CODE = A.AGE_CODE
WHERE PF_CODE IN (
    SELECT PF_CODE FROM PREFECTURE
    WHERE PF_NAME = "北海道" OR PF_NAME = "青森県" OR PF_NAME = "岩手県" OR PF_NAME = "宮城県" OR PF_NAME = "福島県"
)
GROUP BY S.AGE_CODE
ORDER BY S.AGE_CODE