select 
SLEEP_TIME_DTL.AGE_CODE as 年齢コード,
AGE_GRP.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
left join AGE_GRP
on AGE_GRP.AGE_CODE = SLEEP_TIME_DTL.AGE_CODE
left join PREFECTURE
on PREFECTURE.PF_CODE = SLEEP_TIME_DTL.PF_CODE
WHERE PREFECTURE.PF_NAME in ("北海道","青森県","岩手県","宮城県","福島県")
AND AGE_GRP.AGE_NAME IS NOT NULL
group by SLEEP_TIME_DTL.AGE_CODE
order by SLEEP_TIME_DTL.AGE_CODE asc
;