I65软件和信息技术服务业
date open high ... eqt lowcount highcount
0 1990-12-19 0.815877 0.856704 ... 0.01 0.82 0.86
1 1990-12-20 0.899539 0.899539 ... 0.01 0.90 0.90
2 1990-12-21 0.892400 0.944605 ... 0.01 0.89 0.94
3 1990-12-24 0.944605 0.991903 ... 0.01 0.94 0.99
4 1990-12-25 1.041431 1.041431 ... 0.01 1.04 1.04
... ... ... ... ... ... ... ...
8481 2025-09-12 5988.160000 6127.270000 ... 6017.86 5910.71 6127.27
8482 2025-09-15 5974.840000 6097.640000 ... 5971.04 5867.74 6097.64
8483 2025-09-16 5959.420000 6107.180000 ... 6013.90 5894.56 6107.18
8484 2025-09-17 6065.370000 6211.010000 ... 6108.50 5992.24 6211.01
8485 2025-09-18 6108.690000 6255.270000 ... 6101.93 5922.67 6255.27
[8486 rows x 23 columns]