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