select 
age.AGE_CODE as '年齢コード',
age.AGE_NAME as '年齢階層名',
sum(sleep.SP_TIME_5) as '5時間未満',
sum(sleep.SP_TIME_6) as '5時間以上6時間未満',
sum(sleep.SP_TIME_7) as '6時間以上7時間未満',
sum(sleep.SP_TIME_8) as '7時間以上8時間未満',
sum(sleep.SP_TIME_9) as '8時間以上9時間未満',
sum(sleep.SP_TIME_9OVER) as '9時間以上'
from 
SLEEP_TIME_DTL sleep,
PREFECTURE pref,
AGE_GRP age
where sleep.PF_CODE= pref.PF_CODE
and sleep.AGE_CODE= age.AGE_CODE
and pref.PF_NAME in ('北海道','青森県','岩手県','宮城県','福島県')
group by age.AGE_CODE,age.AGE_NAME
order by age.AGE_CODE asc