SELECT A.AGE_CODE AS 年齢コード, 
A.AGE_NAME AS 年齢階層名, 
SUM(S.SP_TIME_5) AS "5時間未満",
SUM(S.SP_TIME_6) AS "5時間以上6時間未満", 
SUM(S.SP_TIME_7) AS "6時間以上7時間未満", 
SUM(S.SP_TIME_8) AS "7時間以上8時間未満", 
SUM(S.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 AGE_GRP A, SLEEP_TIME_DTL S, PREFECTURE P
WHERE A.AGE_CODE = S.AGE_CODE AND S.PF_CODE = P.PF_CODE
AND S.PF_CODE IN (SELECT PF_CODE FROM PREFECTURE 
WHERE '北海道' OR P.PF_NAME = '青森県' OR P.PF_NAME = '岩手県' OR P.PF_NAME = '宮城県' OR P.PF_NAME = '福島県') 
GROUP BY 年齢コード 
ORDER BY 年齢コード ASC;