SELECT AGE_GRP.AGE_CODE AS '年齢コード', 
AGE_GRP.AGE_NAME AS '年齢階層名' ,
SUM(SLEEP_TIME_DTL.SP_TIME_5) AS '5時間未満',
SUM(SLEEP_TIME_DTL.SP_TIME_6) AS '5時間以上6時間未満',
SUM(SLEEP_TIME_DTL.SP_TIME_7) AS '6時間以上7時間未満',
SUM(SLEEP_TIME_DTL.SP_TIME_8) AS '7時間以上8時間未満',
SUM(SLEEP_TIME_DTL.SP_TIME_9) AS '8時間以上9時間未満',
SUM(SLEEP_TIME_DTL.SP_TIME_9OVER) AS '9時間以上'
FROM AGE_GRP 
INNER JOIN SLEEP_TIME_DTL ON AGE_GRP.AGE_CODE = SLEEP_TIME_DTL.AGE_CODE
INNER JOIN PREFECTURE ON SLEEP_TIME_DTL.PF_CODE = PREFECTURE.PF_CODE
WHERE PREFECTURE.PF_NAME IN ('北海道', '青森県', '岩手県', '宮城県', '福島県')
GROUP BY AGE_GRP.AGE_CODE
ORDER BY AGE_GRP.AGE_CODE ASC