| Variables | Coef. | Std. Err. | P |
| FIN | −1.570279 | 0.4266513 | 0.000 |
| STR | −0.9112262 | 0.2446764 | 0.753 |
| X | 0.3553206 | 0.0874644 | 0.001 |
| TRANS | 0.7766102 | 0.0801412 | 0.024 |
| ENE | −2.927089 | 4.688294 | 0.542 |
| CONS | −19.07662 | 31.87666 | 0.001 |
| OBS | 20 | ||
| F-test | 30.53 (0.0000) | ||
| R2 | 0.9368 | ||
| Adj-R2 | 0.9143 | ||