| Typicality: | 0.414 |
| Saliency: | 0.588 |
| over the years | 11 | temporal |
| every year | 9 | temporal |
| because of technology | 6 | cause |
| solar panel → get → cheaper | 38 |
| solar panel → become → cheaper | 23 |
| solar panel → gotten → cheaper | 5 |
| solar panel → become → cheaper than fossil fuels | 4 |
| solar panel → be become → cheaper | 3 |
| solar panel → become cheaper to → produce | 3 |
| negative | neutral | positive |
| 0.046 | 0.277 | 0.677 |
| Raw frequency | 76 |
| Normalized frequency | 0.588 |
| Modifier score | 0.500 |
| Perplexity | 17.396 |