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

2?????????

3???????????

4?????95?

5???????????????

?12???22???? (?? ?)22??,?????????,?80?,?????1997???

?????????????????,?????19????90?,1???11??????????73.9???,?????35%,?2019?59%?

?????,?????????????????????????,??12???????20??????,??45.6????????????????????????,?????57.2%,?????????22%?

??12?17??,???????9300??????????,?????????????30%????????????????,??250????11?????,??8.3??,??196%?

????????,????????????????????????????????????7??,????????????(??????????????????????????) ??:???????????