?? ???????????????????5.1%
????:1???2021???:?????30???
2?????
3????????498????
4?????????
5?????
???10????14? (??????????????????? ????????????????)???14???????????????????,?????????????4.62??????,????5.1%?
??,???????????,?????????????????8.6%?13.4%;??????14.4%?34.3%???,??????????????????????????????????????????
???????????????????????,????????????????,????????????????????????????????????,????????????????????????????,?????????,???
??????????,??????“????????????????????”??????,?????????????(??) ???????:???????????????