SELECT
    std.AGE_CODE
    ,age.AGE_NAME
    ,SUM(std.SP_TIME_5) AS '5時間未満'
    ,SUM(std.SP_TIME_6) AS '5時間以上6時間未満'
    ,SUM(std.SP_TIME_7) AS '6時間以上7時間未満'
    ,SUM(std.SP_TIME_8) AS '7時間以上8時間未満'
    ,SUM(std.SP_TIME_9) AS '8時間以上9時間未満'
    ,SUM(std.SP_TIME_9OVER) AS '9時間以上'
FROM SLEEP_TIME_DTL std
INNER JOIN AGE_GRP age
    ON std.AGE_CODE = age.AGE_CODE
WHERE std.PF_CODE IN (
    SELECT PF_CODE
    FROM PREFECTURE
    WHERE PF_NAME IN ('北海道','青森県','岩手県','宮城県','福島県')
)
GROUP BY std.AGE_CODE
ORDER BY std.AGE_CODE;