select
    PO.PF_CODE as '都道府県コード',
    PF.PF_NAME as '都道府県名',
    PO.TOTAL_AMT as '総人口2015年',
    PO2020.TOTAL_AMT as '総人口2020年',
    ROUND(
        CAST(PO2020.TOTAL_AMT as REAL) / CAST(PO.TOTAL_AMT as real) * 100
    ) as '人口増加率'
from
    POPU_TRANSITION as PO
    inner join PREFECTURE as PF
        on PO.PF_CODE = PF.PF_CODE
    inner join POPU_TRANSITION as PO2020
        on PO2020.PF_CODE = PO.PF_CODE
        and PO2020.SURVEY_YEAR = 2020
where
    PO.SURVEY_YEAR = 2015
    and PO2020.TOTAL_AMT >= PO.TOTAL_AMT
order by
    '人口増加率' desc,
    '都道府県コード' asc