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 REAL)/(INP_YES+INP_NO+UNIDENTIFIED)*100,1) as 入院率
from PREFECTURE, HOSPITALIZATION
where PREFECTURE.PF_CODE == HOSPITALIZATION.PF_CODE
order by 入院率 desc