SELECT
    AG.AGE_CODE AS `年齢コード`,
    AG.AGE_NAME AS `年齢階層名`,
    STD.SP_TIME_5 AS  `5時間未満`,
    STD.SP_TIME_6 AS `5時間以上6時間未満`,
    STD.SP_TIME_7 AS `6時間以上7時間未満`,
    STD.SP_TIME_8 AS `7時間以上8時間未満`,
    STD.SP_TIME_9 AS `8時間以上9時間未満`,
    STD.SP_TIME_9OVER AS `9時間以上`
FROM
    AGE_GRP AS AG
    INNER JOIN SLEEP_TIME_DTL AS STD
        ON AG.AGE_CODE = STD.AGE_CODE
GROUP BY
    AG.AGE_CODE
ORDER BY
    AG.AGE_CODE ASC