?? ???????????????31.9??? ????14.5%
????:1????????:??????
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????:????11???????????22??,??10???,????31.9????????,???14.5%?????????????????,??????????7.9????,?48.0%;?????4.9?????????????,?????20.3%?110????,??7181???,??8.3%;??4502??,??20.7%?
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