??????????????????????20%

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2020????????????????????1,000??????????20%????????????750????????35%???????????140??????????30%?????????????????????????????????????

??????????????????????2019??????????????270.19????????????????261.28???????30.2%??????????????829.84??????????????????801.41???????????????136.92???????73.34%?

???????????????????????????????????????????????????????????2019???????????1102.2?????????????924.9???????83.9%?

???????????????????????????????????????????????????????????????????????????????????????????????????????2019?????Top20??????????55%??????Top20?????????????80%?????91.6%??????2019??????????????2019???????????????????????????????????????????

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