SELECT
  STD.AGE_CODE AS '年齢コード',
  AG.AGE_NAME AS '年齢階層名',
  SUM(STD.SP_TIME_5) AS '5時間未満',
  SUM(STD.SP_TIME_6) AS '5時間以上6時間未満',
  SUM(STD.SP_TIME_7) AS '6時間以上7時間未満',
  SUM(STD.SP_TIME_8) AS '7時間以上8時間未満',
  SUM(STD.SP_TIME_9) AS '8時間以上9時間未満',
  SUM(STD.SP_TIME_9OVER) AS '9時間以上'
  
FROM SLEEP_TIME_DTL AS STD
  
JOIN
  AGE_GRP AS AG
  ON STD.AGE_CODE = AG.AGE_CODE
WHERE STD.PF_CODE IN (
  SELECT PF_CODE
  FROM PREFECTURE
  WHERE PF_NAME IN ('北海道', '青森県', '岩手県', '宮城県', '福島県')
  )
  
GROUP BY STD.AGE_CODE
ORDER BY STD.AGE_CODE ASC
;