????:1??????????:??????spa??

2??????????

3???????

4?spa????????

5??????????

?8???22???????????? (????? ?????????????????????????? ????)????22???,?,??????1.79????????,????11.56%,??????????1.68??????????????????,??????????????????????4.79%?

???,??,?????“???”?????????????????????????????

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

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

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