with sleep_hours_by_age as (
    select
        AG.age_code,
        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
        age_grp AG
        join sleep_time_dtl STD
        on AG.age_code = STD.age_code
    group by
        AG.age_code
)
select
    AG.age_name as '年齢階層',
    SH."5時間未満",
    SH."5時間以上6時間未満",
    SH."6時間以上7時間未満",
    SH."7時間以上8時間未満",
    SH."8時間以上9時間未満",
    SH."9時間以上",
    SH.不詳
from
    sleep_hours_by_age SH
    inner join age_grp AG
    on SH.age_code = AG.age_code
order by
    SH.age_code
;