SELECT
    A.AGE_NAME AS 年齢階層,
    SUM(CASE WHEN SD.TIME_CODE = '120' THEN TARGET_POP END) AS "5時間未満",
    SUM(CASE WHEN SD.TIME_CODE = '130' THEN TARGET_POP END) AS "5時間以上6時間未満",
    SUM(CASE WHEN SD.TIME_CODE = '140' THEN TARGET_POP END) AS "6時間以上7時間未満",
    SUM(CASE WHEN SD.TIME_CODE = '150' THEN TARGET_POP END) AS "7時間以上8時間未満",
    SUM(CASE WHEN SD.TIME_CODE = '160' THEN TARGET_POP END) AS "8時間以上9時間未満",
    SUM(CASE WHEN SD.TIME_CODE = '170' THEN TARGET_POP END) AS "9時間以上",
    SUM(CASE WHEN SD.TIME_CODE = '180' THEN TARGET_POP END) AS "不詳"
FROM
    SLEEP_TIME_DTL AS SD 
JOIN
    AGE_GRP AS A
ON
    SD.AGE_CODE = A.AGE_CODE
JOIN
    SLEEP_TIME AS ST
ON
    SD.TIME_CODE = ST.TIME_CODE
GROUP BY
    A.AGE_NAME
ORDER BY
    SD.AGE_CODE