select
    age_name as '年齢階層'
    , sum(case when time_code = 120 then target_pop else 0 end)as '5時間未満'
    , sum(case when time_code = 130 then target_pop else 0 end)as '5時間以上6時間未満'
    , sum(case when time_code = 140 then target_pop else 0 end)as '6時間以上7時間未満'
    , sum(case when time_code = 150 then target_pop else 0 end)as '7時間以上8時間未満'
    , sum(case when time_code = 160 then target_pop else 0 end)as '8時間以上9時間未満'
    , sum(case when time_code = 170 then target_pop else 0 end)as '9時間以上'
    , sum(case when time_code = 180 then target_pop else 0 end)as '不詳'
from
    SLEEP_TIME_DTL STD
join AGE_GRP AG
on STD.age_code = AG.age_code
group by
    STD.age_code
order by 
    STD.age_code
;