select
 PREFECTURE.PF_CODE as 都道府県コード,
PF_NAME as 都道府県名,
ROUND((h.INP_YES*1000/(h.INP_YES + h.INP_NO + h.UNIDENTIFIED)))/10
 as 入院率
from
HOSPITALIZATION as h
join 
PREFECTURE
on h.PF_CODE = PREFECTURE.PF_CODE
order by 入院率 desc