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

2???????

3??????98???

4???????

5??????????

???7???????????3??? (?? ????)???????????????(Freddie Mac)??????3?????,??30????6.95%,??5????????????????????

????????,??????????????30?????6.95%,??????????????????6.86%,??6.81%?

?10??????????,???,????????????,????????????????9????????,???,?30????????????6%??????????3????????????3%?

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?,?????????????“??”,??????????????????????,???????2019????????2023????????,???43%????,????,???,???????????,?????????5??????????????41.9???,????????(??) ???:??????????????