| each year | 3 | temporal |
| to neurological system | 3 | transitive-object |
| past few decades | 2 | temporal |
| lightning → cause → injury | 15 |
| lightning → cause → serious injury | 4 |
| lightning → be responsible for → injury | 3 |
| negative | neutral | positive |
| 0.838 | 0.145 | 0.017 |
| Raw frequency | 22 |
| Normalized frequency | 0.484 |
| Modifier score | 0.500 |
| Perplexity | 94.630 |