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

2????????????

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

4??????????

5?????????

????????????:?????????,5???????????1724???????,??18.6?,????????????????14%???????????13%,????????,?,?????????????????,??????????

????,?????????????????,??????,????????????????????,5???????????13?????,?????????

????,?????????????????????,??,??,???,?????????11%?26%?11%?

???????,?????????????

??????????????:“????????,??????????????,?????,????????????????????????????????????5%?” ??????????????????????:?????????