SELECT
    MAX(s.AGE_CODE) AS 年齢コード,
    MAX(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
INNER JOIN PREFECTURE AS p
ON s.PF_CODE = p.PF_CODE
WHERE PF_NAME IN ('北海道', '青森県', '岩手県', '宮城県', '福島県')
GROUP BY s.AGE_CODE
ORDER BY s.AGE_CODE