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