??????????2???5???????????? (?????????? ???????????)??????????2????????????????????5????,???4??????????,??2311?????????????????????????

?????????????????1???2???????????????????????????????? ?? ???????????

???????????,????1995.6?????,?5.2%????????????351.8???????????,?185.8??,????????????1????????2???49.4????????

??,?????????????????,?,??????,??10.4?????????????????????,???????????8.9%?

???APP????????,??????????,20??30????????????26%,??????,??,???????,?????????27.7???????

????,??????,??19.5???????,?????????????????????????25.7?,??28.2%,???????8%???11.8???,??????????,????????????????????IP???????“??”??????,????????????????????,???????????????????

????????????????? ?? ?????????

????????????????????????,??14?????19????????,22???????,????????????????????????????????????????????,???“???????????”,???????????????????????????????(??)

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