????:1???????????:??ktv????

2???????

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

4????????

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

????????????:?????????????????20???????????,?????????????,18???,?????4.6%?

??????????,18????????????????????,?????????????????????????????29.7%,??0.8???????????????????????,?????????“???????????????????”??????????????????,???,??????????????

?,18?????????????,?????????10.7%,?????????????????11.5%;??19.1%,??????????????????????

?????????????,???20182023????,??????4???????,??,????

????:????