SELECT
    H.PF_CODE AS 都道府県コード,
    P.PF_NAME AS 都道府県名,
    ROUND(
        CAST(H.INP_YES AS REAL) / CAST(H.INP_YES + H.INP_NO + UNIDENTIFIED AS REAL) * 100
        ,1
        ) AS 入院率
FROM 
    HOSPITALIZATION H
    INNER JOIN PREFECTURE P
        ON P.PF_CODE = H.PF_CODE
ORDER BY
    入院率 DESC,
    都道府県コード ASC
;