select G.AGE_NAME as "年齢階層"
      ,SUM(case when D.TIME_CODE = 120 then D.TARGET_POP else 0 end) as "5時間未満"
      ,SUM(case when D.TIME_CODE = 130 then D.TARGET_POP else 0 end) as "5時間以上6時間未満"
      ,SUM(case when D.TIME_CODE = 140 then D.TARGET_POP else 0 end) as "6時間以上7時間未満"
      ,SUM(case when D.TIME_CODE = 150 then D.TARGET_POP else 0 end) as "7時間以上8時間未満"
      ,SUM(case when D.TIME_CODE = 160 then D.TARGET_POP else 0 end) as "8時間以上9時間未満"
      ,SUM(case when D.TIME_CODE = 170 then D.TARGET_POP else 0 end) as "9時間以上"
      ,SUM(case when D.TIME_CODE = 180 then D.TARGET_POP else 0 end) as "不詳"
  from SLEEP_TIME_DTL D
 inner join AGE_GRP G
    on D.AGE_CODE = G.AGE_CODE
 where D.AGE_CODE in (2, 3, 4, 5, 6)
 group by D.AGE_CODE
 order by D.AGE_CODE asc
;