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
join age_grp on SLEEP_TIME_DTL.age_code = age_grp.age_code
join prefecture on sleep_time_dtl.pf_code = prefecture.pf_code
where 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;