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
  (
    SELECT
      AGE_CODE,
      SUM(SP_TIME_5) AS SP_TIME_5,
      SUM(SP_TIME_6) AS SP_TIME_6,
      SUM(SP_TIME_7) AS SP_TIME_7,
      SUM(SP_TIME_8) AS SP_TIME_8,
      SUM(SP_TIME_9) AS SP_TIME_9,
      SUM(SP_TIME_9OVER) AS SP_TIME_9OVER
    FROM
      SLEEP_TIME_DTL AS std
      LEFT JOIN PREFECTURE AS p ON std.PF_CODE = p.PF_CODE
    WHERE
      p.PF_NAME IN ("北海道", "青森県", "岩手県", "宮城県", "福島県")
    GROUP BY
      AGE_CODE
  ) AS std
  LEFT JOIN AGE_GRP AS ag ON std.AGE_CODE = ag.AGE_CODE
ORDER BY
  `年齢コード`