| Typicality: | 0.550 |
| Saliency: | 0.604 |
| much more | 11 | degree |
| every year | 8 | temporal |
| in recent years | 8 | temporal |
| solar panel → become → more efficient | 62 |
| solar panel → become → efficient | 9 |
| solar panel → get → more efficient | 6 |
| solar panel → become → more and more efficient | 3 |
| solar panel → gotten → more efficient | 3 |
| negative | neutral | positive |
| 0.030 | 0.230 | 0.740 |
| Raw frequency | 83 |
| Normalized frequency | 0.604 |
| Modifier score | 0.900 |
| Perplexity | 24.976 |