select
    SLEEP_TIME_DTL.AGE_CODE as '年齢コード',
    AGE_NAME as '年齢階層名',
    sum(SP_TIME_5) as '5時間未満',
    sum(SP_TIME_6) '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
    inner join AGE_GRP on AGE_GRP.AGE_CODE = SLEEP_TIME_DTL.AGE_CODE
group by SLEEP_TIME_DTL.AGE_CODE