SELECT 
AGE_CODE AS 年齢コード
,(SELECT MAX(AGE_NAME) FROM AGE_GRP C WHERE C.AGE_CODE=A.AGE_CODE) 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 A
INNER JOIN PREFECTURE B
WHERE B.PF_NAME IN('北海道','青森県','岩手県','宮城県','福島県')
GROUP BY AGE_CODE