SELECT AGE_NAME AS 年齢階層
       ,SUM(CASE DTL.TIME_CODE 
          WHEN 120 THEN TARGET_POP ELSE 0 END) AS "5時間未満"
       ,SUM(CASE DTL.TIME_CODE 
          WHEN 130 THEN TARGET_POP ELSE 0 END)AS "5時間以上6時間未満"
       ,SUM(CASE DTL.TIME_CODE 
          WHEN 140 THEN TARGET_POP ELSE 0 END)AS "6時間以上7時間未満"
       ,SUM(CASE DTL.TIME_CODE 
          WHEN 150 THEN TARGET_POP ELSE 0 END)AS "7時間以上8時間未満"
       ,SUM(CASE DTL.TIME_CODE 
          WHEN 160 THEN TARGET_POP ELSE 0 END)AS "8時間以上9時間未満"
       ,SUM(CASE DTL.TIME_CODE 
          WHEN 170 THEN TARGET_POP ELSE 0 END)AS "9時間以上"
       ,SUM(CASE DTL.TIME_CODE 
          WHEN 180 THEN TARGET_POP ELSE 0 END)AS "不詳"
FROM SLEEP_TIME_DTL DTL

JOIN AGE_GRP AGE
  ON DTL.AGE_CODE = AGE.AGE_CODE

JOIN SLEEP_TIME TIME
  ON DTL.TIME_CODE = TIME.TIME_CODE
GROUP BY DTL.AGE_CODE
 ORDER BY DTL.AGE_CODE