2008-08-07涨跌幅数量:
10 ~ ...: 7
7 ~ 10: 30
5 ~ 7: 44
3 ~ 5: 135
0 ~ 3: 758
-3 ~ 0: 436
-5 ~ -3: 69
-7 ~ -5: 19
-10 ~ -7: 9