SELECT
    AGE_NAME AS '年齢階層'
    ,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
    SLEEP_TIME_DTL AS S
LEFT JOIN 
    AGE_GRP AS A
ON S.AGE_CODE = A.AGE_CODE
GROUP BY
    S.AGE_CODE