?? ????????????????:???????????

????:??sn??:?????????

???6?????19?? (???????? ?? ?????)??19???????

??:???????????,?5??,??????????????

??????????????????????????? ???

??????????????????????:?????,??????????,??????????????????1724????,????????18.6?,??14%??13%,????????????????????????????????????5????,??????????????9????????????,?????????3800?????,??,??????????????13????????

???,?????????????,??????“?????????????”????????,???????????????????????5??,??8.6%,???????????????0.6??????5?????????,???????????

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

????:?????