?? ??30??????6.69% ????????
????:1??????????:??????
2??????????
3???????????
4???????????
5?????????????
?12??5??????????? (??????? ???????????)??????????????(Freddie Mac)????5?????????????????,??30??6.69%,??????10???????????24?????
??,???????30?6.69%,??,??????????6.81%,??7.03%?
??????9????18?,??30????????????????????9???6.08%,????????????,?????????????
????????(Mortgage Bankers Association)????,????????????????2.8%,??????????
???????(National Association of Realtors)????,??????????????10??????396???????,????2.9%,????2021???????7???
??,?????????,?,??“?”???
??9???????????????,?????????,????12???????????????,????????,????????????????30??6.5%???????????(?????????????) ????:????????