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