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