?2????????????21? (?????? ???????)?????21???,???????1?1??????????2??15???,???????43732??????,????27995??56%?
??????,?,?0.38%,???0.42%????????????????
????????,???(9113????????)??????????(7551????????????)?(7362??)???,?10????????????????????????????14??5???????????????9???????
?????????,?????????????2?15?????
?,????????;?????????????????,??????;??????????????,????????
????,??????,???????,??????????????????????????,???????????(??????) ???:???????
???????????10????????
???????:????????“???”
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??:????1??????????????
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??2?????????:?????????
??:???????????????????
??????????????3??????
??????????172?4.9???36.7?
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??:??????????
??????:B?????????????
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?????????????????7???
???????5?????:????????
????????????????“??”
??????0.7%???0.8%
??????H-1B??????????????
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