?? ????????70??????? ????????
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3?92,93,95,98?????
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?????????????????9????????????13? (?????????????? ??????????????????)???70??,????13???????
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??????,2023??????????????,??60?????????????????2.97?????,?????21.1%;65???????????????????2.17??????,?????15.4%,??????????,??2012?????????????,????????300?,??“?????,??,???”
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