A.18%~20% B.19%~25% C.20%~30% D.20%~35%
A.0.2~0.3 B.0.25~0.35 C.0.3~0.35 D.0.35~0.4
A.0.15~0.2 B.0.25~0.3 C.0.35~0.4 D.0.45~0.5