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

2????????????

3??????

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

5?????100????

??10?????29??? (?? ?????)?????????A???29???????????????,??1%;????50????????????????????????????????????????????3%,??“?”,?????????????

??????????,????3286?????????????????????,??????1.08%;?10543?????,????????????1.33%;?????????????????2177??????????????,??2.32%;?50?1317???,?????3.68%,?????49%?

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?????,??????,???????,???1.8%,??????7%??????????????????,??????20%????????

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