??2??6?? (?? ??)????????????(Freddie Mac)???????6???,??????????????????30??6.89%,????

???????????????,??????30?6.89%,???????????6.95%,??????????????6.64%?

?????10????????????????10??????????4.79%,?????????????????????,6??4.43%?

?????????9????????,???????????????????30??9????????????6.08%,????????

???????,?????“??????”,??????????????,???????,???????“?”????,30???????2025??????6%?????????????????

???????????,2024????406?????,?????2023??0.7%,???1995???

????????????1?29?,???,??4.25%??4.50%?????????????,???“????”??(???) ???????:?????????????

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??:???????????,??????????,??????????????