SELECT
    PF.PF_CODE AS 都道府県コード
    , PF.PF_NAME AS 都道府県名
    , PT2015.TOTAL_AMT AS 総人口2015年
    , PT2020.TOTAL_AMT AS 総人口2020年
    , ROUND(
        CAST(PT2020.TOTAL_AMT AS REAL) / CAST(PT2015.TOTAL_AMT AS REAL)
        *100, 0
    ) AS 人口増加率
FROM
    POPU_TRANSITION AS PT2015
    INNER JOIN PREFECTURE AS PF
        ON PF.PF_CODE = PT2015.PF_CODE
    INNER JOIN POPU_TRANSITION AS PT2020
        ON PT2020.PF_CODE = PT2015.PF_CODE
        AND PT2020.SURVEY_YEAR = 2020
WHERE
    PT2015.SURVEY_YEAR = 2015
    AND PT2020.TOTAL_AMT >= PT2015.TOTAL_AMT
ORDER BY
    人口増加率 DESC
    , PF.PF_CODE ASC;