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

2?????????

3??????????

4????????

5???????

??6????????12?????????? (???? ????)??12?,??????????5?,???8.78??,???????????????????91%,???????????????????????????????55.8???,??50.9%,????????????15.1?,????????46.7%?

??20??(??????????????????) ???????? ??????????

??4?????,????????«??????????????????»,????????

?????????5??,??????????2.2???,??????????145%,??6.8??,????32.4%,????????????????3.1????,??20.4%?

?????,??“3????????,15???”??,?????????6??12??,?2000?,?????3.6%?

????????23?,?????

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

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