| Explanatory Variable | Number of Samples | Y |
| X1 | 148 | 0.139** |
| X2 | 148 | 0.088* |
| X3 | 148 | 0.026 |
| X4 | 148 | −0.034* |
| X5 | 148 | −0.009* |
| X6 | 148 | −0.223** |
| X7 | 148 | 0.193* |
| X8 | 148 | 0.017 |
| X9 | 148 | 0.141** |