SELECT
    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
    INNER JOIN AGE_GRP
    USING (AGE_CODE)
    INNER JOIN PREFECTURE
    USING (PF_CODE)
WHERE
    PF_NAME IN ('北海道', '青森県', '岩手県', '宮城県', '福島県')
GROUP BY
    AGE_CODE, AGE_NAME
ORDER BY
    AGE_CODE
;