????:1?????????:?????????

2???????

3??????????

4??????

5???????vx????

????????????2?21??? (??? ??)??21?,???????1?1????????????2??????15??,????43732??????,??????27995?????56%?

??????,????,?0.38%,???????0.42%????????????????

??,??????(9113?)????????(7551??????????????????)??????????(7362???????????????)???????,??????10??????????14?5?9??

???,?????????2??????15??

????????????????????????????,????????;???,????????;??,???

??,???????,????,???????????????????????????????????,????????(?????????????) ??????????????????:???