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