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

2?????

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

4?????95???

5??ktv???????

?????????????????8????16????? (????????)????,?????,?,????????????????????2019??11.9%?9%???????18.7%,???????7?,??????????????????

???????????????,?,??4335??????,?262?????????????????16???,????,??????????10??????

?????????,????????????????,?????????????????0.0016??0.01,?1/3??????????????????????????????????????1/10?

?????,?????19???,?????????????20%? ???????:??????????