select 
    a.AGE_CODE as 年齢コード,
    b.AGE_NAME as 年齢階層名,
    sum(a.SP_TIME_5) as '5時間未満',
    sum(a.SP_TIME_6) as '5時間以上6時間未満',
    sum(a.SP_TIME_7) as '6時間以上7時間未満',
    sum(a.SP_TIME_8) as '7時間以上8時間未満',
    sum(a.SP_TIME_9) as '8時間以上9時間未満',
    sum(a.SP_TIME_9OVER) as '9時間以上'
from SLEEP_TIME_DTL a
    inner join AGE_GRP b
    on a.age_code = b.age_code
    inner join PREFECTURE c
    on a.pf_code=c.pf_code
where c.pf_name in ('北海道','青森県','岩手県','宮城県','福島県')
group by a.age_code
order by a.age_code asc
;