| at night | 33 | temporal |
| during nighttime | 23 | temporal |
| in the case of large infestations | 15 | other |
| rat → be → active | 132 |
| rat → become → active | 13 |
| negative | neutral | positive |
| 0.242 | 0.612 | 0.146 |
| Raw frequency | 145 |
| Normalized frequency | 0.692 |
| Modifier score | 0.865 |
| Perplexity | 224.933 |