SELECT
PO.DISTRICT_CODE AS CODE,
PO.DISTRICT_NAME AS NAME,
PO.TOTAL_AMT AS TOTAL
FROM
(SELECT
     DISTRICT_CODE,
  DISTRICT_NAME,
  SUM(TOTAL_AMT) AS TOTAL_AMT
    FROM
     POPULATION
    WHERE
     DISTRICT_NAME LIKE '%東%'
   GROUP BY
    DISTRICT_CODE
   ) AS PO
WHERE
PO.TOTAL_AMT >= 100000
ORDER BY
PO.TOTAL_AMT DESC,
PO.DISTRICT_CODE