| very | 12 | degree |
| over the last 5 years | 7 | temporal |
| in terms of energy consumption | 3 | other |
| led → be → cheap | 39 |
| led → be → inexpensive | 12 |
| led → become → cheap | 8 |
| led → be → low cost | 7 |
| led → have → low price | 3 |
| negative | neutral | positive |
| 0.089 | 0.298 | 0.613 |
| Raw frequency | 69 |
| Normalized frequency | 0.531 |
| Modifier score | 0.700 |
| Perplexity | 51.184 |