SELECT 
    AGE_NAME,
    SUM(CASE WHEN STD.TIME_CODE = 120 THEN STD.TARGRT ELSE 0 END) AS "5時間未満",
    SUM(CASE WHEN STD.TIME_CODE = 130 THEN STD.TARGRT ELSE 0 END) AS "5時間以上6時間未満",
    SUM(CASE WHEN STD.TIME_CODE = 140 THEN STD.TARGRT ELSE 0 END) AS "6時間以上7時間未満",
    SUM(CASE WHEN STD.TIME_CODE = 150 THEN STD.TARGRT ELSE 0 END) AS "7時間以上8時間未満",
    SUM(CASE WHEN STD.TIME_CODE = 160 THEN STD.TARGRT ELSE 0 END) AS "8時間以上9時間未満",
    SUM(CASE WHEN STD.TIME_CODE = 170 THEN STD.TARGRT ELSE 0 END) AS "9時間以上",
    SUM(CASE WHEN STD.TIME_CODE = 180 THEN STD.TARGRT ELSE 0 END) AS "不詳"
FROM
    SLEEP_TIME AS ST
    INNER JOIN
        (
        SELECT TIME_CODE, AGE_CODE, SUM(TARGET_POP) AS TARGRT
        FROM SLEEP_TIME_DTL
        GROUP BY TIME_CODE, AGE_CODE 
        ) AS STD
    ON STD.TIME_CODE = ST.TIME_CODE
    
    INNER JOIN AGE_GRP AS AT
    ON AT.AGE_CODE = STD.AGE_CODE
    
    
GROUP BY AT.AGE_NAME
ORDER BY AT.AGE_CODE;