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

2?????

3??????????

4???????2020

5?????VX

????????2?????19????????????? (?????????????????????????????????????????????? ???)???????????A?????19??????(??)?????,??????????????????,??????????????,??,?3300???

??????,?????????????3351?,???0.81%;?????????10772????,??1.46%;?????2226?????????????????????,????2.03%??17210?,??????????781??

????????????,?????A??18?,????19?????,?????,????????,?????????????????????????????????????????????,A?????????????????

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??????????????,???????????????????,??????????,?????8.68%?7.92%,??A??(?) ?????:?????