| Variables | I1 | I2 | I3 |
| Opening price | −0.4891 | 0.1128 | 0.0450 |
| Closing price | −0.4860 | −0.0333 | 0.1511 |
| Change amount | 0.0259 | −0.5956 | 0.3690 |
| Change rate | 0.0278 | −0.5944 | 0.3710 |
| Lowest price | −0.4894 | 0.0461 | 0.0861 |
| Highest price | −0.4869 | 0.0375 | 0.1190 |
| Trading volume | 0.1734 | 0.3670 | 0.5725 |
| Turnover | 0.1287 | 0.3738 | 0.5933 |