????:1???50??????:?????

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

3???????????

4?????????

5?98??95?????

????9????????????????23????????? ??,9??????????23????,?1-8?????

??8?,????31.3???,????????????14.0%??,???7.5????,????????????48.8%;???4.7???????,??19.9%?

1-8??,??2328??,????????103???1-8????????????,???????????4976???????,???5.1%???3330??,???23.1%?

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