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

2?????????

3?????????

4???????????

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