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