WITH base AS (
    SELECT
      age.AGE_CODE AS 年齢コード
      , age.AGE_NAME AS 年齢階層名
      , sleep.SP_TIME_5
      , sleep.SP_TIME_6
      , sleep.SP_TIME_7
      , sleep.SP_TIME_8
      , sleep.SP_TIME_9
      , sleep.SP_TIME_9OVER
    FROM
      SLEEP_TIME_DTL sleep
      
      INNER JOIN AGE_GRP age ON sleep.AGE_CODE = age.AGE_CODE
      INNER JOIN PREFECTURE pref ON sleep.PF_CODE = pref.PF_CODE
      
    WHERE
      pref.PF_NAME IN ("北海道", "青森県", "岩手県", "宮城県", "福島県")
)

SELECT
  年齢コード, 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
  base
  
GROUP BY
  年齢コード, 年齢階層名
ORDER BY
  年齢コード