A.60%~70%;20%~30%;5%~10%;约5%
B.50%~60%;20%~30%;10%~20%;5%
C.50%~60%;20%~30%;20%~30%;5%~10%
D.70%~80%;10%~15%;1%~5%;5%~10%
E.80%~90%;5%~10%;5%~10%;1%~5%