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