???????,???????????????,???????????1-10????
??????????????? ????1-10????????ο???
1??2???????21?????????????
2??3???????50?????????????
3??4???????111?????????????
4??5???????490?????????????
5??6???????830?????????????
6??7???????1400?????????????
7??8???????2500-2800?????????????
8??9???????6300-6500?????????????
9??10???????11000-12000?????????????
????????????????????8???????????20%?????????????????????????8??????????????8??????????ο?