select
    ag.AGE_NAME as 年齢階層
    ,sum(case when std.TIME_CODE = 120 THEN std.TARGET_POP else 0 end) as "5時間未満"
    ,sum(case when std.TIME_CODE = 130 THEN std.TARGET_POP else 0 end) as "5時間以上6時間未満"
    ,sum(case when std.TIME_CODE = 140 THEN std.TARGET_POP else 0 end) as "6時間以上7時間未満"
    ,sum(case when std.TIME_CODE = 150 THEN std.TARGET_POP else 0 end) as "7時間以上8時間未満"
    ,sum(case when std.TIME_CODE = 160 THEN std.TARGET_POP else 0 end) as "8時間以上9時間未満"
    ,sum(case when std.TIME_CODE = 170 THEN std.TARGET_POP else 0 end) as "9時間以上"
    ,sum(case when std.TIME_CODE = 180 THEN std.TARGET_POP else 0 end) as 不詳
from
    SLEEP_TIME_DTL std
    inner join SLEEP_TIME st
    on std.TIME_CODE = st.TIME_CODE
    inner join AGE_GRP ag
    on std.AGE_CODE = ag.AGE_CODE
group by
    std.AGE_CODE
order by
    std.AGE_CODE