| Step | Effect Entered | Effect Remove | Number Effects In | AIC | CP | CV PRESS | Adjusted R-Square |
| 1 |
|
| 1 | −27.4364 | 138.5306 | 0.1522 | 0.9615 |
| 2 |
|
| 2 | −31.5218 | 84.6340 | 0.1902 | 0.9737 |
| 3 |
|
| 3 | −35.2172 | 53.418 | 0.2318 | 0.9814 |
| 4 |
|
| 4 | −54.0105 | 7.2045 | 0.0688 | 0.9958 |
| 5 |
|
| 5 | −54.9145 | 6.7612 | 0.0671 | 0.9962 |
| 6 |
|
| 6 | −57.5736 | 5.8211 | 0.0581* | 0.9970 |
| 7 |
|
| 5 | −56.9202 | 7.1499 | 0.1168 | 0.9968 |
| 8 |
|
| 6 | −59.1724* | 5.0318* | 0.0791 | 0.9973* |
| 9 |
|
| 7 | −57.2411 | 7.0000 | 0.1168 | 0.9969 |