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

2?????????

3??????

4??????

5???????

???????????6??????????????14????? ???(CBS)????????,????,???

???,55??????????????????64???????,??7?????????8%,???????????37%??,??????????????????

???65?,?30%,???????????????7%?

??????????????????,???????3??????????????????????????,?????281?????23???

??????????,??????????????????????,??,???

??????????,“???????????,???????????????????,??????????????????????” ?????:????