??????q??????????????,q?????????????????а?

q?????????????????а?????????????????????“????”?????

?????????????丱???????????е????????????????1000??????????????????????????????????????????????

?????????а???????

??????????????????????????????????????????????????????????????????????10???????

100%:20??

95-99%??15??

90-94%??13??

80-89%??10??

50-79%??8??

10-49%??6??

10???￡?5??

???????????????????