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