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 join age_grp using(age_code)
group by age_name
order by age_name