?????????????? ??????????

????:2021???????:???????????

?????:??????10??????????19????????????,1????9?,???????????????

????????,1??9?????,???33.3?,???13.5%??,????1990???????????????????43.1%,????19???

????12306??????,?,?,??????????????????10792??,????????9.8%?1?9??????????????????1430??????,???????????????

9??1?,?2024??????,??????????????????????????12306??????????????,????????? ?????????:?????????