| Typicality: | 0.711 |
| Saliency: | 0.715 |
| currently | 4 | temporal |
| for heating | 4 | purpose |
| natural gas → be used in → the united states | 32 |
| natural gas → be used in → the u.s. | 18 |
| natural gas → be used in → north america | 5 |
| natural gas → be used in → america | 3 |
| natural gas → be used in → the us | 3 |
| negative | neutral | positive |
| 0.136 | 0.759 | 0.105 |
| Raw frequency | 61 |
| Normalized frequency | 0.715 |
| Modifier score | 0.982 |
| Perplexity | 56.222 |