| very | 22 | degree |
| in terms | 8 | other |
| highly energy | 6 | degree |
| lamp → be → efficient | 43 |
| lamp → be → effective | 20 |
| lamp → be → beneficial | 8 |
| lamp → be → advantageous | 6 |
| negative | neutral | positive |
| 0.040 | 0.245 | 0.715 |
| Raw frequency | 77 |
| Normalized frequency | 0.684 |
| Modifier score | 0.500 |
| Perplexity | 280.005 |