| Sample | F-statistic | Prob. F (1, 2086) | Obs * R-squared | Prob. Chi-Square (1) | ARCH effect |
| 360001 | 0.3270 | 0.5675 | 0.3272 | 0.5673 | Non-existent |
| 110022 | 1.3938 | 0.2379 | 1.3942 | 0.2377 | Non-existent |
| 161812 | 0.8058 | 0.3695 | 0.8062 | 0.3692 | Non-existent |
| 180003 | 0.5391 | 0.4629 | 0.5395 | 0.4627 | Non-existent |
| 217016 | 1.3975 | 0.2373 | 1.3979 | 0.2371 | Non-existent |