select
    P.AGE_CODE
    ,S.AGE_NAME
    ,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 P    
    inner join AGE_GRP S
        on
        S.AGE_CODE=P.AGE_CODE
where
    PF_CODE in 
    (select PF_CODE from PREFECTURE where
    PF_NAME in ('北海道', '青森県', '岩手県', '宮城県', '福島県'))
group by 1,2
order by 1
;