select
 AGE_GRP.AGE_CODE as '年齢コード',
 AGE_NAME as '年齢階層名', 
 SP_TIME_5 as '5時間未満', 
 SP_TIME_6 as '5時間以上6時間未満', 
 SP_TIME_7 as '6時間以上7時間未満', 
 SP_TIME_8 as '7時間以上8時間未満', 
 SP_TIME_9 as '8時間以上9時間未満',
 SP_TIME_9OVER as '9時間以上'
 from SLEEP_TIME_DTL
 inner join AGE_GRP
 on SLEEP_TIME_DTL.AGE_CODE = AGE_GRP.AGE_CODE
 inner join PREFECTURE
 on SLEEP_TIME_DTL.PF_CODE = PREFECTURE.PF_CODE
 group by AGE_NAME
 order by AGE_GRP.AGE_CODE