SELECT HO.PF_CODE AS 都道府県コード
,PF_NAME AS 都道府県名
,ROUND((CAST (INP_YES AS REAL) /CAST((INP_YES+INP_NO+UNIDENTIFIED)AS REAL)*100),1) AS 入院率
FROM HOSPITALIZATION AS HO
LEFT JOIN PREFECTURE AS PR
ON HO.PF_CODE  = PR.PF_CODE 

GROUP BY HO.PF_CODE
ORDER BY 入院率 desc,
都道府県コード asc;