SELECT
   TBL1.PF_CODE AS 都道府県コード
  ,TBL2.PF_NAME AS 都道府県名
  ,ROUND(CAST(TBL1.INP_YES AS REAL)/(CAST(TBL1.INP_YES + TBL1.INP_NO + TBL1.UNIDENTIFIED AS REAL))*100,1) AS 入院率
FROM
  HOSPITALIZATION AS TBL1
INNER JOIN
  PREFECTURE AS TBL2
ON TBL1.PF_CODE=TBL2.PF_CODE
ORDER BY
   CAST(TBL1.INP_YES AS REAL)/(CAST(TBL1.INP_YES + TBL1.INP_NO + TBL1.UNIDENTIFIED AS REAL)) DESC
  ,TBL1.PF_CODE