select distinct
SLEEP_TIME_DTL.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
SLEEP_TIME_DTL.AGE_CODE 
order by
SLEEP_TIME_DTL.AGE_CODE 
asc
;