SELECT
    s.AGE_CODE as '年齢コード',
    a.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 p.PF_NAME IN ('北海道', '青森県', '岩手県', '宮城県', '福島県')
GROUP BY s.AGE_CODE, a.AGE_NAME
ORDER BY 1