SELECT
    DISTRICT_CODE as 地区コード
    ,DISTRICT_NAME as 地区名
    ,TOTAL_AMT as 総人口
FROM
    POPULATION
ORDER BY
    総人口 DESC
;

SELECT
    DISTRICT_CODE as 地区コード
    ,DISTRICT_NAME as 地区名
    ,TOTAL_AMT as 総人口
FROM
    POPULATION
ORDER BY
    地区コード DESC
;