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

2??????????

3???????

4??????????

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

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

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

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

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