????:1???????100?????:?????????

2????????

3???????

4???????

5??????????????

?10????????????19?????????? (???)???????????????(?????“??????”)19??,???1?9????????,????33.3?????,????????13.5%,???????

??????????????,????????,??????????,????,?????????????,??10792?????????????,????9.8%?????????????????“??????”????????,?,??????????????????1??9??1430???????,????????????????

?????,??????????1990?????????43.1%,??19???

?,???????????,???????????60???,???11?????????????????,????120??????????????,80???,“?”??92???????????????

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