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

2?????95?98?????

3?????

4????????????

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

??????2??????????17????????????? ??????????????????(????????“?????????????”)17????????????????,??????????????????37.7%???,?2???????

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

?????,????????35????,?????????5???????????????,????,??,?,???

???????????????,?????????????????????,?????????????(54.3%)???????????????????,???2?????????,???????????3.5???????????

???????????,?,?,???(46.6%)????????????

????????????????“??????????????”???????????,?????,?????12????????????????17????????????????????12.5%?18.4%,????,?????????????(?????????) ??????????????:???????????????????