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
JOIN AGE_GRP AS ag ON std.AGE_CODE=ag.AGE_CODE
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
ORDER BY std.AGE_CODE;