A.1/10000~1/5000 B.1/5000~1/2000 C.1/2000~1/1000 D.1/1000~1/500
A.15%、2 B.40%、3 C.30%、3 D.30%、2
A.10%~30% B.10%~40% C.15%~40% D.15%~45%