SELECT
    STD.AGE_CODE AS '年齢コード'
    , AG.AGE_NAME AS '年齢階層名'
    , 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 AS STD
INNER JOIN
    AGE_GRP AS AG
ON
    STD.AGE_CODE = AG.AGE_CODE
INNER JOIN
    PREFECTURE AS P
ON
    STD.PF_CODE = P.PF_CODE
WHERE
    P.PF_NAME in ('北海道', '青森県', '岩手県', '宮城県', '福島県')
GROUP BY
    STD.AGE_CODE, AG.AGE_NAME
ORDER BY
    STD.AGE_CODE;