SELECT 
    T1.PF_CODE AS 都道府県コード
    ,T2.PF_NAME AS 都道府県名
    ,ROUND(CAST((T1.INP_YES * 100) AS REAL) / CAST((T1.INP_YES + T1.INP_NO + T1.UNIDENTIFIED) AS REAL), 1) AS 入院率
FROM
    HOSPITALIZATION T1
    LEFT OUTER JOIN PREFECTURE T2
    ON T1.PF_CODE = T2.PF_CODE
ORDER BY 入院率 DESC, 都道府県コード ASC