????:1???2021??:????????

2????????

3?????

4?????????

5???????

???????10?4?? (???? ????????????)??4?????,10?????3??,??1760.2?????(9??29?????10???????????8????????)??,?????4?????1700??????,??10?4?,?1745?????,?????842??

?????12306???,???,?,??????????????????????????????????????????????????????????

?????,10????????????????4???5?,?;10?6??????????????8??,?????,??????????????????????,?????????????????,????????????,??????????????4??9??,??12306?????1.4??

??,10????3?????,?28330?,??0.1%,????????2023?????(?????3?,???????????????????)?4.3%,??2019????????17.2%?

??,???????1760.2?,???3.5%,???2023???8%,?????????????2019?27.6%;?????26171?????,?????,??????????2023??3.9%,??????????????2019?17%;????219?,?5%,???2023?12.5%,??2019???16.7%?(?) ???????:??????