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

2??????

3?????????

4???????

5????????

?????6??17?? (?????????????????? ??????????)5????????,??

???????????17???????,5??????????????????,????????????????70?,????????

??,???,5????????,??0.7%,??????????????????0.1????????????????????????????????????????????0.7%????0.8%,????0.2??

????,????????????????1.2%,????????????0.1?????????????????????????????1.0%,???????0.1??????????0.9%,?????????

????????????????????,5???????,???????“????????????”????????????????,??70??,????;???????,????,???????

58??????????????,??????????????????,6???(???) ?????:???